Home / 23,688.74-32,691.01-13,078.58

Finding the Fourth Proportional to 23,688.74, 32,691.01 and 13,078.58

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Solution

The fourth proportional to 23,688.74, 32,691.01 and 13,078.58 is: 18,048.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,688.74 : 32,691.01 = 13,078.58 : x
  2. Step 2: Convert to fraction form
    23,688.74/32,691.01 = 13,078.58/x
  3. Step 3: Cross multiply
    23,688.74x = 32,691.01 × 13,078.58
  4. Step 4: Simplify right side
    23,688.74x = 427,551,989.57
  5. Step 5: Solve for x
    x = 427,551,989.57/23,688.74
  6. Step 6: Final answer
    x = 18,048.74

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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.