Home / 37,918.80-56,877.66-17,142.30

Finding the Fourth Proportional to 37,918.80, 56,877.66 and 17,142.30

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Solution

The fourth proportional to 37,918.80, 56,877.66 and 17,142.30 is: 25,713.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,918.80 : 56,877.66 = 17,142.30 : x
  2. Step 2: Convert to fraction form
    37,918.80/56,877.66 = 17,142.30/x
  3. Step 3: Cross multiply
    37,918.80x = 56,877.66 × 17,142.30
  4. Step 4: Simplify right side
    37,918.80x = 975,013,911.02
  5. Step 5: Solve for x
    x = 975,013,911.02/37,918.80
  6. Step 6: Final answer
    x = 25,713.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.