Home / 25,711-38,569.56-9,067.58

Finding the Fourth Proportional to 25,711, 38,569.56 and 9,067.58

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Solution

The fourth proportional to 25,711, 38,569.56 and 9,067.58 is: 13,602.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,711 : 38,569.56 = 9,067.58 : x
  2. Step 2: Convert to fraction form
    25,711/38,569.56 = 9,067.58/x
  3. Step 3: Cross multiply
    25,711x = 38,569.56 × 9,067.58
  4. Step 4: Simplify right side
    25,711x = 349,732,570.86
  5. Step 5: Solve for x
    x = 349,732,570.86/25,711
  6. Step 6: Final answer
    x = 13,602.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.