Home / 25,225.13-34,810.68-14,620.91

Finding the Fourth Proportional to 25,225.13, 34,810.68 and 14,620.91

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Solution

The fourth proportional to 25,225.13, 34,810.68 and 14,620.91 is: 20,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,225.13 : 34,810.68 = 14,620.91 : x
  2. Step 2: Convert to fraction form
    25,225.13/34,810.68 = 14,620.91/x
  3. Step 3: Cross multiply
    25,225.13x = 34,810.68 × 14,620.91
  4. Step 4: Simplify right side
    25,225.13x = 508,963,645.27
  5. Step 5: Solve for x
    x = 508,963,645.27/25,225.13
  6. Step 6: Final answer
    x = 20,176.85

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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.