Home / 28,016.47-42,037.01-14,869.87

Finding the Fourth Proportional to 28,016.47, 42,037.01 and 14,869.87

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Solution

The fourth proportional to 28,016.47, 42,037.01 and 14,869.87 is: 22,311.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,016.47 : 42,037.01 = 14,869.87 : x
  2. Step 2: Convert to fraction form
    28,016.47/42,037.01 = 14,869.87/x
  3. Step 3: Cross multiply
    28,016.47x = 42,037.01 × 14,869.87
  4. Step 4: Simplify right side
    28,016.47x = 625,084,873.89
  5. Step 5: Solve for x
    x = 625,084,873.89/28,016.47
  6. Step 6: Final answer
    x = 22,311.34

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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.