Home / 57,024.03-85,506.84-30,385.20

Finding the Fourth Proportional to 57,024.03, 85,506.84 and 30,385.20

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Solution

The fourth proportional to 57,024.03, 85,506.84 and 30,385.20 is: 45,562.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,024.03 : 85,506.84 = 30,385.20 : x
  2. Step 2: Convert to fraction form
    57,024.03/85,506.84 = 30,385.20/x
  3. Step 3: Cross multiply
    57,024.03x = 85,506.84 × 30,385.20
  4. Step 4: Simplify right side
    57,024.03x = 2,598,142,434.77
  5. Step 5: Solve for x
    x = 2,598,142,434.77/57,024.03
  6. Step 6: Final answer
    x = 45,562.24

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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.