Home / 23,238.86-32,070.40-13,677.02

Finding the Fourth Proportional to 23,238.86, 32,070.40 and 13,677.02

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Solution

The fourth proportional to 23,238.86, 32,070.40 and 13,677.02 is: 18,874.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,238.86 : 32,070.40 = 13,677.02 : x
  2. Step 2: Convert to fraction form
    23,238.86/32,070.40 = 13,677.02/x
  3. Step 3: Cross multiply
    23,238.86x = 32,070.40 × 13,677.02
  4. Step 4: Simplify right side
    23,238.86x = 438,627,502.21
  5. Step 5: Solve for x
    x = 438,627,502.21/23,238.86
  6. Step 6: Final answer
    x = 18,874.74

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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.