Home / 33,661.16-50,491.74-10,287.40

Finding the Fourth Proportional to 33,661.16, 50,491.74 and 10,287.40

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Solution

The fourth proportional to 33,661.16, 50,491.74 and 10,287.40 is: 15,431.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,661.16 : 50,491.74 = 10,287.40 : x
  2. Step 2: Convert to fraction form
    33,661.16/50,491.74 = 10,287.40/x
  3. Step 3: Cross multiply
    33,661.16x = 50,491.74 × 10,287.40
  4. Step 4: Simplify right side
    33,661.16x = 519,428,726.08
  5. Step 5: Solve for x
    x = 519,428,726.08/33,661.16
  6. Step 6: Final answer
    x = 15,431.10

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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.