Home / 23,549.06-32,497.80-12,938.90

Finding the Fourth Proportional to 23,549.06, 32,497.80 and 12,938.90

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Solution

The fourth proportional to 23,549.06, 32,497.80 and 12,938.90 is: 17,855.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,549.06 : 32,497.80 = 12,938.90 : x
  2. Step 2: Convert to fraction form
    23,549.06/32,497.80 = 12,938.90/x
  3. Step 3: Cross multiply
    23,549.06x = 32,497.80 × 12,938.90
  4. Step 4: Simplify right side
    23,549.06x = 420,485,784.42
  5. Step 5: Solve for x
    x = 420,485,784.42/23,549.06
  6. Step 6: Final answer
    x = 17,855.74

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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.