Home / 25,647.76-38,470.59-9,011.56

Finding the Fourth Proportional to 25,647.76, 38,470.59 and 9,011.56

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Solution

The fourth proportional to 25,647.76, 38,470.59 and 9,011.56 is: 13,516.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,647.76 : 38,470.59 = 9,011.56 : x
  2. Step 2: Convert to fraction form
    25,647.76/38,470.59 = 9,011.56/x
  3. Step 3: Cross multiply
    25,647.76x = 38,470.59 × 9,011.56
  4. Step 4: Simplify right side
    25,647.76x = 346,680,030.02
  5. Step 5: Solve for x
    x = 346,680,030.02/25,647.76
  6. Step 6: Final answer
    x = 13,516.97

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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.