Home / 57,078.04-85,607.34-15,525.04

Finding the Fourth Proportional to 57,078.04, 85,607.34 and 15,525.04

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Solution

The fourth proportional to 57,078.04, 85,607.34 and 15,525.04 is: 23,284.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,078.04 : 85,607.34 = 15,525.04 : x
  2. Step 2: Convert to fraction form
    57,078.04/85,607.34 = 15,525.04/x
  3. Step 3: Cross multiply
    57,078.04x = 85,607.34 × 15,525.04
  4. Step 4: Simplify right side
    57,078.04x = 1,329,057,377.79
  5. Step 5: Solve for x
    x = 1,329,057,377.79/57,078.04
  6. Step 6: Final answer
    x = 23,284.92

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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.