Home / 21,512.18-32,263.42-9,046.28

Finding the Fourth Proportional to 21,512.18, 32,263.42 and 9,046.28

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Solution

The fourth proportional to 21,512.18, 32,263.42 and 9,046.28 is: 13,567.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,512.18 : 32,263.42 = 9,046.28 : x
  2. Step 2: Convert to fraction form
    21,512.18/32,263.42 = 9,046.28/x
  3. Step 3: Cross multiply
    21,512.18x = 32,263.42 × 9,046.28
  4. Step 4: Simplify right side
    21,512.18x = 291,863,931.08
  5. Step 5: Solve for x
    x = 291,863,931.08/21,512.18
  6. Step 6: Final answer
    x = 13,567.38

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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.