Home / 21,376.17-29,498.18-11,944.53

Finding the Fourth Proportional to 21,376.17, 29,498.18 and 11,944.53

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Solution

The fourth proportional to 21,376.17, 29,498.18 and 11,944.53 is: 16,482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,376.17 : 29,498.18 = 11,944.53 : x
  2. Step 2: Convert to fraction form
    21,376.17/29,498.18 = 11,944.53/x
  3. Step 3: Cross multiply
    21,376.17x = 29,498.18 × 11,944.53
  4. Step 4: Simplify right side
    21,376.17x = 352,341,836.23
  5. Step 5: Solve for x
    x = 352,341,836.23/21,376.17
  6. Step 6: Final answer
    x = 16,482.93

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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.