Home / 21,399.83-32,107.35-9,552.53

Finding the Fourth Proportional to 21,399.83, 32,107.35 and 9,552.53

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Solution

The fourth proportional to 21,399.83, 32,107.35 and 9,552.53 is: 14,332.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,399.83 : 32,107.35 = 9,552.53 : x
  2. Step 2: Convert to fraction form
    21,399.83/32,107.35 = 9,552.53/x
  3. Step 3: Cross multiply
    21,399.83x = 32,107.35 × 9,552.53
  4. Step 4: Simplify right side
    21,399.83x = 306,706,424.10
  5. Step 5: Solve for x
    x = 306,706,424.10/21,399.83
  6. Step 6: Final answer
    x = 14,332.19

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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.