Home / 21,517.04-32,267.36-9,036.56

Finding the Fourth Proportional to 21,517.04, 32,267.36 and 9,036.56

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Solution

The fourth proportional to 21,517.04, 32,267.36 and 9,036.56 is: 13,551.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,517.04 : 32,267.36 = 9,036.56 : x
  2. Step 2: Convert to fraction form
    21,517.04/32,267.36 = 9,036.56/x
  3. Step 3: Cross multiply
    21,517.04x = 32,267.36 × 9,036.56
  4. Step 4: Simplify right side
    21,517.04x = 291,586,037.94
  5. Step 5: Solve for x
    x = 291,586,037.94/21,517.04
  6. Step 6: Final answer
    x = 13,551.40

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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.