Home / 16,156.80-22,295.28-9,084.32

Finding the Fourth Proportional to 16,156.80, 22,295.28 and 9,084.32

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Solution

The fourth proportional to 16,156.80, 22,295.28 and 9,084.32 is: 12,535.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,156.80 : 22,295.28 = 9,084.32 : x
  2. Step 2: Convert to fraction form
    16,156.80/22,295.28 = 9,084.32/x
  3. Step 3: Cross multiply
    16,156.80x = 22,295.28 × 9,084.32
  4. Step 4: Simplify right side
    16,156.80x = 202,537,458.01
  5. Step 5: Solve for x
    x = 202,537,458.01/16,156.80
  6. Step 6: Final answer
    x = 12,535.74

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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.