Home / 16,037.51-22,129.13-14,747.18

Finding the Fourth Proportional to 16,037.51, 22,129.13 and 14,747.18

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Solution

The fourth proportional to 16,037.51, 22,129.13 and 14,747.18 is: 20,348.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,037.51 : 22,129.13 = 14,747.18 : x
  2. Step 2: Convert to fraction form
    16,037.51/22,129.13 = 14,747.18/x
  3. Step 3: Cross multiply
    16,037.51x = 22,129.13 × 14,747.18
  4. Step 4: Simplify right side
    16,037.51x = 326,342,189.58
  5. Step 5: Solve for x
    x = 326,342,189.58/16,037.51
  6. Step 6: Final answer
    x = 20,348.69

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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.