Home / 21,965.02-32,947.24-5,325.19

Finding the Fourth Proportional to 21,965.02, 32,947.24 and 5,325.19

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Solution

The fourth proportional to 21,965.02, 32,947.24 and 5,325.19 is: 7,987.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,965.02 : 32,947.24 = 5,325.19 : x
  2. Step 2: Convert to fraction form
    21,965.02/32,947.24 = 5,325.19/x
  3. Step 3: Cross multiply
    21,965.02x = 32,947.24 × 5,325.19
  4. Step 4: Simplify right side
    21,965.02x = 175,450,412.61
  5. Step 5: Solve for x
    x = 175,450,412.61/21,965.02
  6. Step 6: Final answer
    x = 7,987.72

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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.