Home / 57,237.02-85,853.70-15,115.80

Finding the Fourth Proportional to 57,237.02, 85,853.70 and 15,115.80

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Solution

The fourth proportional to 57,237.02, 85,853.70 and 15,115.80 is: 22,673.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,237.02 : 85,853.70 = 15,115.80 : x
  2. Step 2: Convert to fraction form
    57,237.02/85,853.70 = 15,115.80/x
  3. Step 3: Cross multiply
    57,237.02x = 85,853.70 × 15,115.80
  4. Step 4: Simplify right side
    57,237.02x = 1,297,747,358.46
  5. Step 5: Solve for x
    x = 1,297,747,358.46/57,237.02
  6. Step 6: Final answer
    x = 22,673.22

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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.