Home / 25,107.30-34,646.85-14,500.35

Finding the Fourth Proportional to 25,107.30, 34,646.85 and 14,500.35

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Solution

The fourth proportional to 25,107.30, 34,646.85 and 14,500.35 is: 20,009.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,107.30 : 34,646.85 = 14,500.35 : x
  2. Step 2: Convert to fraction form
    25,107.30/34,646.85 = 14,500.35/x
  3. Step 3: Cross multiply
    25,107.30x = 34,646.85 × 14,500.35
  4. Step 4: Simplify right side
    25,107.30x = 502,391,451.40
  5. Step 5: Solve for x
    x = 502,391,451.40/25,107.30
  6. Step 6: Final answer
    x = 20,009.78

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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.