Home / 16,877.12-23,290.61-9,323.66

Finding the Fourth Proportional to 16,877.12, 23,290.61 and 9,323.66

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Solution

The fourth proportional to 16,877.12, 23,290.61 and 9,323.66 is: 12,866.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.12 : 23,290.61 = 9,323.66 : x
  2. Step 2: Convert to fraction form
    16,877.12/23,290.61 = 9,323.66/x
  3. Step 3: Cross multiply
    16,877.12x = 23,290.61 × 9,323.66
  4. Step 4: Simplify right side
    16,877.12x = 217,153,612.38
  5. Step 5: Solve for x
    x = 217,153,612.38/16,877.12
  6. Step 6: Final answer
    x = 12,866.74

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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.