Home / 21,357.74-32,043.45-10,265.22

Finding the Fourth Proportional to 21,357.74, 32,043.45 and 10,265.22

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Solution

The fourth proportional to 21,357.74, 32,043.45 and 10,265.22 is: 15,401.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,357.74 : 32,043.45 = 10,265.22 : x
  2. Step 2: Convert to fraction form
    21,357.74/32,043.45 = 10,265.22/x
  3. Step 3: Cross multiply
    21,357.74x = 32,043.45 × 10,265.22
  4. Step 4: Simplify right side
    21,357.74x = 328,933,222.47
  5. Step 5: Solve for x
    x = 328,933,222.47/21,357.74
  6. Step 6: Final answer
    x = 15,401.13

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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.