Home / 25,139.52-37,709.48-7,610.72

Finding the Fourth Proportional to 25,139.52, 37,709.48 and 7,610.72

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Solution

The fourth proportional to 25,139.52, 37,709.48 and 7,610.72 is: 11,416.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,139.52 : 37,709.48 = 7,610.72 : x
  2. Step 2: Convert to fraction form
    25,139.52/37,709.48 = 7,610.72/x
  3. Step 3: Cross multiply
    25,139.52x = 37,709.48 × 7,610.72
  4. Step 4: Simplify right side
    25,139.52x = 286,996,293.63
  5. Step 5: Solve for x
    x = 286,996,293.63/25,139.52
  6. Step 6: Final answer
    x = 11,416.14

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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.