Home / 39,280.50-54,207.09-22,513.50

Finding the Fourth Proportional to 39,280.50, 54,207.09 and 22,513.50

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Solution

The fourth proportional to 39,280.50, 54,207.09 and 22,513.50 is: 31,068.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,280.50 : 54,207.09 = 22,513.50 : x
  2. Step 2: Convert to fraction form
    39,280.50/54,207.09 = 22,513.50/x
  3. Step 3: Cross multiply
    39,280.50x = 54,207.09 × 22,513.50
  4. Step 4: Simplify right side
    39,280.50x = 1,220,391,320.72
  5. Step 5: Solve for x
    x = 1,220,391,320.72/39,280.50
  6. Step 6: Final answer
    x = 31,068.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.