Home / 21,589.97-32,345.49-15,652.14

Finding the Fourth Proportional to 21,589.97, 32,345.49 and 15,652.14

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Solution

The fourth proportional to 21,589.97, 32,345.49 and 15,652.14 is: 23,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,589.97 : 32,345.49 = 15,652.14 : x
  2. Step 2: Convert to fraction form
    21,589.97/32,345.49 = 15,652.14/x
  3. Step 3: Cross multiply
    21,589.97x = 32,345.49 × 15,652.14
  4. Step 4: Simplify right side
    21,589.97x = 506,276,075.25
  5. Step 5: Solve for x
    x = 506,276,075.25/21,589.97
  6. Step 6: Final answer
    x = 23,449.60

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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.