Home / 19,655.28-29,445.18-15,473.22

Finding the Fourth Proportional to 19,655.28, 29,445.18 and 15,473.22

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Solution

The fourth proportional to 19,655.28, 29,445.18 and 15,473.22 is: 23,180.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,655.28 : 29,445.18 = 15,473.22 : x
  2. Step 2: Convert to fraction form
    19,655.28/29,445.18 = 15,473.22/x
  3. Step 3: Cross multiply
    19,655.28x = 29,445.18 × 15,473.22
  4. Step 4: Simplify right side
    19,655.28x = 455,611,748.08
  5. Step 5: Solve for x
    x = 455,611,748.08/19,655.28
  6. Step 6: Final answer
    x = 23,180.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.