Home / 31,070.52-42,877.44-16,923.24

Finding the Fourth Proportional to 31,070.52, 42,877.44 and 16,923.24

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Solution

The fourth proportional to 31,070.52, 42,877.44 and 16,923.24 is: 23,354.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,070.52 : 42,877.44 = 16,923.24 : x
  2. Step 2: Convert to fraction form
    31,070.52/42,877.44 = 16,923.24/x
  3. Step 3: Cross multiply
    31,070.52x = 42,877.44 × 16,923.24
  4. Step 4: Simplify right side
    31,070.52x = 725,625,207.71
  5. Step 5: Solve for x
    x = 725,625,207.71/31,070.52
  6. Step 6: Final answer
    x = 23,354.14

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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.