Home / 37,647.12-56,399.40-25,129.40

Finding the Fourth Proportional to 37,647.12, 56,399.40 and 25,129.40

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Solution

The fourth proportional to 37,647.12, 56,399.40 and 25,129.40 is: 37,646.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,647.12 : 56,399.40 = 25,129.40 : x
  2. Step 2: Convert to fraction form
    37,647.12/56,399.40 = 25,129.40/x
  3. Step 3: Cross multiply
    37,647.12x = 56,399.40 × 25,129.40
  4. Step 4: Simplify right side
    37,647.12x = 1,417,283,082.36
  5. Step 5: Solve for x
    x = 1,417,283,082.36/37,647.12
  6. Step 6: Final answer
    x = 37,646.52

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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.