Home / 16,052.28-22,152.54-8,979.16

Finding the Fourth Proportional to 16,052.28, 22,152.54 and 8,979.16

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Solution

The fourth proportional to 16,052.28, 22,152.54 and 8,979.16 is: 12,391.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,052.28 : 22,152.54 = 8,979.16 : x
  2. Step 2: Convert to fraction form
    16,052.28/22,152.54 = 8,979.16/x
  3. Step 3: Cross multiply
    16,052.28x = 22,152.54 × 8,979.16
  4. Step 4: Simplify right side
    16,052.28x = 198,911,201.07
  5. Step 5: Solve for x
    x = 198,911,201.07/16,052.28
  6. Step 6: Final answer
    x = 12,391.46

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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.