Home / 15,103.67-22,657.32-5,239.49

Finding the Fourth Proportional to 15,103.67, 22,657.32 and 5,239.49

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Solution

The fourth proportional to 15,103.67, 22,657.32 and 5,239.49 is: 7,859.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,103.67 : 22,657.32 = 5,239.49 : x
  2. Step 2: Convert to fraction form
    15,103.67/22,657.32 = 5,239.49/x
  3. Step 3: Cross multiply
    15,103.67x = 22,657.32 × 5,239.49
  4. Step 4: Simplify right side
    15,103.67x = 118,712,688.28
  5. Step 5: Solve for x
    x = 118,712,688.28/15,103.67
  6. Step 6: Final answer
    x = 7,859.86

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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.