Home / 24,888.39-34,345.79-13,557.86

Finding the Fourth Proportional to 24,888.39, 34,345.79 and 13,557.86

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Solution

The fourth proportional to 24,888.39, 34,345.79 and 13,557.86 is: 18,709.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,888.39 : 34,345.79 = 13,557.86 : x
  2. Step 2: Convert to fraction form
    24,888.39/34,345.79 = 13,557.86/x
  3. Step 3: Cross multiply
    24,888.39x = 34,345.79 × 13,557.86
  4. Step 4: Simplify right side
    24,888.39x = 465,655,172.89
  5. Step 5: Solve for x
    x = 465,655,172.89/24,888.39
  6. Step 6: Final answer
    x = 18,709.73

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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.