Home / 16,406.48-22,638.66-9,332.12

Finding the Fourth Proportional to 16,406.48, 22,638.66 and 9,332.12

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Solution

The fourth proportional to 16,406.48, 22,638.66 and 9,332.12 is: 12,877.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,406.48 : 22,638.66 = 9,332.12 : x
  2. Step 2: Convert to fraction form
    16,406.48/22,638.66 = 9,332.12/x
  3. Step 3: Cross multiply
    16,406.48x = 22,638.66 × 9,332.12
  4. Step 4: Simplify right side
    16,406.48x = 211,266,691.76
  5. Step 5: Solve for x
    x = 211,266,691.76/16,406.48
  6. Step 6: Final answer
    x = 12,877.03

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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.