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Finding the Fourth Proportional to 15,182.40, 22,755.74 and 6,852.68

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Solution

The fourth proportional to 15,182.40, 22,755.74 and 6,852.68 is: 10,270.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,182.40 : 22,755.74 = 6,852.68 : x
  2. Step 2: Convert to fraction form
    15,182.40/22,755.74 = 6,852.68/x
  3. Step 3: Cross multiply
    15,182.40x = 22,755.74 × 6,852.68
  4. Step 4: Simplify right side
    15,182.40x = 155,937,804.38
  5. Step 5: Solve for x
    x = 155,937,804.38/15,182.40
  6. Step 6: Final answer
    x = 10,270.96

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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.