Home / 38,082.59-52,553.93-21,315.59

Finding the Fourth Proportional to 38,082.59, 52,553.93 and 21,315.59

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Solution

The fourth proportional to 38,082.59, 52,553.93 and 21,315.59 is: 29,415.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,082.59 : 52,553.93 = 21,315.59 : x
  2. Step 2: Convert to fraction form
    38,082.59/52,553.93 = 21,315.59/x
  3. Step 3: Cross multiply
    38,082.59x = 52,553.93 × 21,315.59
  4. Step 4: Simplify right side
    38,082.59x = 1,120,217,655.42
  5. Step 5: Solve for x
    x = 1,120,217,655.42/38,082.59
  6. Step 6: Final answer
    x = 29,415.48

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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.