Home / 57,090.04-85,635.70-25,501.72

Finding the Fourth Proportional to 57,090.04, 85,635.70 and 25,501.72

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Solution

The fourth proportional to 57,090.04, 85,635.70 and 25,501.72 is: 38,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,090.04 : 85,635.70 = 25,501.72 : x
  2. Step 2: Convert to fraction form
    57,090.04/85,635.70 = 25,501.72/x
  3. Step 3: Cross multiply
    57,090.04x = 85,635.70 × 25,501.72
  4. Step 4: Simplify right side
    57,090.04x = 2,183,857,643.40
  5. Step 5: Solve for x
    x = 2,183,857,643.40/57,090.04
  6. Step 6: Final answer
    x = 38,252.87

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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.