Home / 45,287.40-67,931.10-33,623.40

Finding the Fourth Proportional to 45,287.40, 67,931.10 and 33,623.40

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Solution

The fourth proportional to 45,287.40, 67,931.10 and 33,623.40 is: 50,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,287.40 : 67,931.10 = 33,623.40 : x
  2. Step 2: Convert to fraction form
    45,287.40/67,931.10 = 33,623.40/x
  3. Step 3: Cross multiply
    45,287.40x = 67,931.10 × 33,623.40
  4. Step 4: Simplify right side
    45,287.40x = 2,284,074,547.74
  5. Step 5: Solve for x
    x = 2,284,074,547.74/45,287.40
  6. Step 6: Final answer
    x = 50,435.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.