Home / 21,073.51-31,617.02-14,754.97

Finding the Fourth Proportional to 21,073.51, 31,617.02 and 14,754.97

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Solution

The fourth proportional to 21,073.51, 31,617.02 and 14,754.97 is: 22,137.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,073.51 : 31,617.02 = 14,754.97 : x
  2. Step 2: Convert to fraction form
    21,073.51/31,617.02 = 14,754.97/x
  3. Step 3: Cross multiply
    21,073.51x = 31,617.02 × 14,754.97
  4. Step 4: Simplify right side
    21,073.51x = 466,508,181.59
  5. Step 5: Solve for x
    x = 466,508,181.59/21,073.51
  6. Step 6: Final answer
    x = 22,137.18

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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.