Home / 31,070.46-42,877.17-16,923.27

Finding the Fourth Proportional to 31,070.46, 42,877.17 and 16,923.27

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Solution

The fourth proportional to 31,070.46, 42,877.17 and 16,923.27 is: 23,354.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,070.46 : 42,877.17 = 16,923.27 : x
  2. Step 2: Convert to fraction form
    31,070.46/42,877.17 = 16,923.27/x
  3. Step 3: Cross multiply
    31,070.46x = 42,877.17 × 16,923.27
  4. Step 4: Simplify right side
    31,070.46x = 725,621,924.75
  5. Step 5: Solve for x
    x = 725,621,924.75/31,070.46
  6. Step 6: Final answer
    x = 23,354.08

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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.