Home / 23,729.02-32,743.85-13,118.42

Finding the Fourth Proportional to 23,729.02, 32,743.85 and 13,118.42

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Solution

The fourth proportional to 23,729.02, 32,743.85 and 13,118.42 is: 18,102.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,729.02 : 32,743.85 = 13,118.42 : x
  2. Step 2: Convert to fraction form
    23,729.02/32,743.85 = 13,118.42/x
  3. Step 3: Cross multiply
    23,729.02x = 32,743.85 × 13,118.42
  4. Step 4: Simplify right side
    23,729.02x = 429,547,592.98
  5. Step 5: Solve for x
    x = 429,547,592.98/23,729.02
  6. Step 6: Final answer
    x = 18,102.21

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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.