Home / 15,225.40-22,841.76-5,230

Finding the Fourth Proportional to 15,225.40, 22,841.76 and 5,230

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Solution

The fourth proportional to 15,225.40, 22,841.76 and 5,230 is: 7,846.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,225.40 : 22,841.76 = 5,230 : x
  2. Step 2: Convert to fraction form
    15,225.40/22,841.76 = 5,230/x
  3. Step 3: Cross multiply
    15,225.40x = 22,841.76 × 5,230
  4. Step 4: Simplify right side
    15,225.40x = 119,462,404.80
  5. Step 5: Solve for x
    x = 119,462,404.80/15,225.40
  6. Step 6: Final answer
    x = 7,846.26

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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.