Home / 21,501.83-32,265.21-9,020.75

Finding the Fourth Proportional to 21,501.83, 32,265.21 and 9,020.75

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Solution

The fourth proportional to 21,501.83, 32,265.21 and 9,020.75 is: 13,536.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,501.83 : 32,265.21 = 9,020.75 : x
  2. Step 2: Convert to fraction form
    21,501.83/32,265.21 = 9,020.75/x
  3. Step 3: Cross multiply
    21,501.83x = 32,265.21 × 9,020.75
  4. Step 4: Simplify right side
    21,501.83x = 291,056,348.00
  5. Step 5: Solve for x
    x = 291,056,348.00/21,501.83
  6. Step 6: Final answer
    x = 13,536.35

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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.