Home / 23,565.61-32,520.62-12,955.91

Finding the Fourth Proportional to 23,565.61, 32,520.62 and 12,955.91

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Solution

The fourth proportional to 23,565.61, 32,520.62 and 12,955.91 is: 17,879.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,565.61 : 32,520.62 = 12,955.91 : x
  2. Step 2: Convert to fraction form
    23,565.61/32,520.62 = 12,955.91/x
  3. Step 3: Cross multiply
    23,565.61x = 32,520.62 × 12,955.91
  4. Step 4: Simplify right side
    23,565.61x = 421,334,339.56
  5. Step 5: Solve for x
    x = 421,334,339.56/23,565.61
  6. Step 6: Final answer
    x = 17,879.21

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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.