Home / 14,542.80-21,803.40-5,773.20

Finding the Fourth Proportional to 14,542.80, 21,803.40 and 5,773.20

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Solution

The fourth proportional to 14,542.80, 21,803.40 and 5,773.20 is: 8,655.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542.80 : 21,803.40 = 5,773.20 : x
  2. Step 2: Convert to fraction form
    14,542.80/21,803.40 = 5,773.20/x
  3. Step 3: Cross multiply
    14,542.80x = 21,803.40 × 5,773.20
  4. Step 4: Simplify right side
    14,542.80x = 125,875,388.88
  5. Step 5: Solve for x
    x = 125,875,388.88/14,542.80
  6. Step 6: Final answer
    x = 8,655.51

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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.