Home / 25,042.59-34,557.44-13,709.91

Finding the Fourth Proportional to 25,042.59, 34,557.44 and 13,709.91

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Solution

The fourth proportional to 25,042.59, 34,557.44 and 13,709.91 is: 18,918.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,042.59 : 34,557.44 = 13,709.91 : x
  2. Step 2: Convert to fraction form
    25,042.59/34,557.44 = 13,709.91/x
  3. Step 3: Cross multiply
    25,042.59x = 34,557.44 × 13,709.91
  4. Step 4: Simplify right side
    25,042.59x = 473,779,392.23
  5. Step 5: Solve for x
    x = 473,779,392.23/25,042.59
  6. Step 6: Final answer
    x = 18,918.95

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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.