Home / 15,638.16-23,456.16-6,753.12

Finding the Fourth Proportional to 15,638.16, 23,456.16 and 6,753.12

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Solution

The fourth proportional to 15,638.16, 23,456.16 and 6,753.12 is: 10,129.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,638.16 : 23,456.16 = 6,753.12 : x
  2. Step 2: Convert to fraction form
    15,638.16/23,456.16 = 6,753.12/x
  3. Step 3: Cross multiply
    15,638.16x = 23,456.16 × 6,753.12
  4. Step 4: Simplify right side
    15,638.16x = 158,402,263.22
  5. Step 5: Solve for x
    x = 158,402,263.22/15,638.16
  6. Step 6: Final answer
    x = 10,129.21

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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.