Home / 15,506.40-23,251.05-4,829.86

Finding the Fourth Proportional to 15,506.40, 23,251.05 and 4,829.86

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Solution

The fourth proportional to 15,506.40, 23,251.05 and 4,829.86 is: 7,242.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,506.40 : 23,251.05 = 4,829.86 : x
  2. Step 2: Convert to fraction form
    15,506.40/23,251.05 = 4,829.86/x
  3. Step 3: Cross multiply
    15,506.40x = 23,251.05 × 4,829.86
  4. Step 4: Simplify right side
    15,506.40x = 112,299,345.42
  5. Step 5: Solve for x
    x = 112,299,345.42/15,506.40
  6. Step 6: Final answer
    x = 7,242.13

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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.