Home / 21,542.99-32,307.31-9,060.69

Finding the Fourth Proportional to 21,542.99, 32,307.31 and 9,060.69

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Solution

The fourth proportional to 21,542.99, 32,307.31 and 9,060.69 is: 13,588.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,542.99 : 32,307.31 = 9,060.69 : x
  2. Step 2: Convert to fraction form
    21,542.99/32,307.31 = 9,060.69/x
  3. Step 3: Cross multiply
    21,542.99x = 32,307.31 × 9,060.69
  4. Step 4: Simplify right side
    21,542.99x = 292,726,329.56
  5. Step 5: Solve for x
    x = 292,726,329.56/21,542.99
  6. Step 6: Final answer
    x = 13,588.01

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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.