Home / 25,360.13-34,999.61-14,605.39

Finding the Fourth Proportional to 25,360.13, 34,999.61 and 14,605.39

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Solution

The fourth proportional to 25,360.13, 34,999.61 and 14,605.39 is: 20,156.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,360.13 : 34,999.61 = 14,605.39 : x
  2. Step 2: Convert to fraction form
    25,360.13/34,999.61 = 14,605.39/x
  3. Step 3: Cross multiply
    25,360.13x = 34,999.61 × 14,605.39
  4. Step 4: Simplify right side
    25,360.13x = 511,182,953.90
  5. Step 5: Solve for x
    x = 511,182,953.90/25,360.13
  6. Step 6: Final answer
    x = 20,156.95

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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.