Home / 22,247.16-30,695.96-13,292.91

Finding the Fourth Proportional to 22,247.16, 30,695.96 and 13,292.91

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Solution

The fourth proportional to 22,247.16, 30,695.96 and 13,292.91 is: 18,341.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,247.16 : 30,695.96 = 13,292.91 : x
  2. Step 2: Convert to fraction form
    22,247.16/30,695.96 = 13,292.91/x
  3. Step 3: Cross multiply
    22,247.16x = 30,695.96 × 13,292.91
  4. Step 4: Simplify right side
    22,247.16x = 408,038,666.88
  5. Step 5: Solve for x
    x = 408,038,666.88/22,247.16
  6. Step 6: Final answer
    x = 18,341.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.