Home / 20,289.17-30,437.24-6,248.93

Finding the Fourth Proportional to 20,289.17, 30,437.24 and 6,248.93

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Solution

The fourth proportional to 20,289.17, 30,437.24 and 6,248.93 is: 9,374.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,289.17 : 30,437.24 = 6,248.93 : x
  2. Step 2: Convert to fraction form
    20,289.17/30,437.24 = 6,248.93/x
  3. Step 3: Cross multiply
    20,289.17x = 30,437.24 × 6,248.93
  4. Step 4: Simplify right side
    20,289.17x = 190,200,150.91
  5. Step 5: Solve for x
    x = 190,200,150.91/20,289.17
  6. Step 6: Final answer
    x = 9,374.47

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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.