Home / 22,720.70-34,066.46-14,920.40

Finding the Fourth Proportional to 22,720.70, 34,066.46 and 14,920.40

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Solution

The fourth proportional to 22,720.70, 34,066.46 and 14,920.40 is: 22,371.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,720.70 : 34,066.46 = 14,920.40 : x
  2. Step 2: Convert to fraction form
    22,720.70/34,066.46 = 14,920.40/x
  3. Step 3: Cross multiply
    22,720.70x = 34,066.46 × 14,920.40
  4. Step 4: Simplify right side
    22,720.70x = 508,285,209.78
  5. Step 5: Solve for x
    x = 508,285,209.78/22,720.70
  6. Step 6: Final answer
    x = 22,371.02

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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.