Home / 45,279.01-67,909.53-22,783.69

Finding the Fourth Proportional to 45,279.01, 67,909.53 and 22,783.69

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Solution

The fourth proportional to 45,279.01, 67,909.53 and 22,783.69 is: 34,171.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,279.01 : 67,909.53 = 22,783.69 : x
  2. Step 2: Convert to fraction form
    45,279.01/67,909.53 = 22,783.69/x
  3. Step 3: Cross multiply
    45,279.01x = 67,909.53 × 22,783.69
  4. Step 4: Simplify right side
    45,279.01x = 1,547,229,679.57
  5. Step 5: Solve for x
    x = 1,547,229,679.57/45,279.01
  6. Step 6: Final answer
    x = 34,171.01

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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.