Home / 19,475.02-26,885.85-15,604.53

Finding the Fourth Proportional to 19,475.02, 26,885.85 and 15,604.53

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Solution

The fourth proportional to 19,475.02, 26,885.85 and 15,604.53 is: 21,542.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,475.02 : 26,885.85 = 15,604.53 : x
  2. Step 2: Convert to fraction form
    19,475.02/26,885.85 = 15,604.53/x
  3. Step 3: Cross multiply
    19,475.02x = 26,885.85 × 15,604.53
  4. Step 4: Simplify right side
    19,475.02x = 419,541,052.90
  5. Step 5: Solve for x
    x = 419,541,052.90/19,475.02
  6. Step 6: Final answer
    x = 21,542.52

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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.