Home / 35,656.92-49,207.28-21,331.53

Finding the Fourth Proportional to 35,656.92, 49,207.28 and 21,331.53

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Solution

The fourth proportional to 35,656.92, 49,207.28 and 21,331.53 is: 29,437.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,656.92 : 49,207.28 = 21,331.53 : x
  2. Step 2: Convert to fraction form
    35,656.92/49,207.28 = 21,331.53/x
  3. Step 3: Cross multiply
    35,656.92x = 49,207.28 × 21,331.53
  4. Step 4: Simplify right side
    35,656.92x = 1,049,666,462.88
  5. Step 5: Solve for x
    x = 1,049,666,462.88/35,656.92
  6. Step 6: Final answer
    x = 29,437.95

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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.