Home / 21,646.24-32,444.77-9,158.47

Finding the Fourth Proportional to 21,646.24, 32,444.77 and 9,158.47

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Solution

The fourth proportional to 21,646.24, 32,444.77 and 9,158.47 is: 13,727.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,646.24 : 32,444.77 = 9,158.47 : x
  2. Step 2: Convert to fraction form
    21,646.24/32,444.77 = 9,158.47/x
  3. Step 3: Cross multiply
    21,646.24x = 32,444.77 × 9,158.47
  4. Step 4: Simplify right side
    21,646.24x = 297,144,452.70
  5. Step 5: Solve for x
    x = 297,144,452.70/21,646.24
  6. Step 6: Final answer
    x = 13,727.30

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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.