Home / 25,355.76-34,991.16-14,025.08

Finding the Fourth Proportional to 25,355.76, 34,991.16 and 14,025.08

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Solution

The fourth proportional to 25,355.76, 34,991.16 and 14,025.08 is: 19,354.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,355.76 : 34,991.16 = 14,025.08 : x
  2. Step 2: Convert to fraction form
    25,355.76/34,991.16 = 14,025.08/x
  3. Step 3: Cross multiply
    25,355.76x = 34,991.16 × 14,025.08
  4. Step 4: Simplify right side
    25,355.76x = 490,753,818.29
  5. Step 5: Solve for x
    x = 490,753,818.29/25,355.76
  6. Step 6: Final answer
    x = 19,354.73

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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.