Home / 21,572.73-32,357.61-5,777.73

Finding the Fourth Proportional to 21,572.73, 32,357.61 and 5,777.73

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Solution

The fourth proportional to 21,572.73, 32,357.61 and 5,777.73 is: 8,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,572.73 : 32,357.61 = 5,777.73 : x
  2. Step 2: Convert to fraction form
    21,572.73/32,357.61 = 5,777.73/x
  3. Step 3: Cross multiply
    21,572.73x = 32,357.61 × 5,777.73
  4. Step 4: Simplify right side
    21,572.73x = 186,953,534.03
  5. Step 5: Solve for x
    x = 186,953,534.03/21,572.73
  6. Step 6: Final answer
    x = 8,666.20

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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.