Home / 23,885.93-32,931.60-15,372.83

Finding the Fourth Proportional to 23,885.93, 32,931.60 and 15,372.83

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Solution

The fourth proportional to 23,885.93, 32,931.60 and 15,372.83 is: 21,194.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,885.93 : 32,931.60 = 15,372.83 : x
  2. Step 2: Convert to fraction form
    23,885.93/32,931.60 = 15,372.83/x
  3. Step 3: Cross multiply
    23,885.93x = 32,931.60 × 15,372.83
  4. Step 4: Simplify right side
    23,885.93x = 506,251,913.11
  5. Step 5: Solve for x
    x = 506,251,913.11/23,885.93
  6. Step 6: Final answer
    x = 21,194.56

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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.