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Finding the Fourth Proportional to 15,328.38, 22,973.04 and 7,012.92

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Solution

The fourth proportional to 15,328.38, 22,973.04 and 7,012.92 is: 10,510.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,328.38 : 22,973.04 = 7,012.92 : x
  2. Step 2: Convert to fraction form
    15,328.38/22,973.04 = 7,012.92/x
  3. Step 3: Cross multiply
    15,328.38x = 22,973.04 × 7,012.92
  4. Step 4: Simplify right side
    15,328.38x = 161,108,091.68
  5. Step 5: Solve for x
    x = 161,108,091.68/15,328.38
  6. Step 6: Final answer
    x = 10,510.44

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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.