Home / 57,166.72-85,762.40-17,723.04

Finding the Fourth Proportional to 57,166.72, 85,762.40 and 17,723.04

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Solution

The fourth proportional to 57,166.72, 85,762.40 and 17,723.04 is: 26,588.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,166.72 : 85,762.40 = 17,723.04 : x
  2. Step 2: Convert to fraction form
    57,166.72/85,762.40 = 17,723.04/x
  3. Step 3: Cross multiply
    57,166.72x = 85,762.40 × 17,723.04
  4. Step 4: Simplify right side
    57,166.72x = 1,519,970,445.70
  5. Step 5: Solve for x
    x = 1,519,970,445.70/57,166.72
  6. Step 6: Final answer
    x = 26,588.38

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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.