Home / 23,557.86-32,511.70-13,489.47

Finding the Fourth Proportional to 23,557.86, 32,511.70 and 13,489.47

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Solution

The fourth proportional to 23,557.86, 32,511.70 and 13,489.47 is: 18,616.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,557.86 : 32,511.70 = 13,489.47 : x
  2. Step 2: Convert to fraction form
    23,557.86/32,511.70 = 13,489.47/x
  3. Step 3: Cross multiply
    23,557.86x = 32,511.70 × 13,489.47
  4. Step 4: Simplify right side
    23,557.86x = 438,565,439.24
  5. Step 5: Solve for x
    x = 438,565,439.24/23,557.86
  6. Step 6: Final answer
    x = 18,616.53

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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.