Home / 21,358.36-32,044.39-10,265.85

Finding the Fourth Proportional to 21,358.36, 32,044.39 and 10,265.85

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Solution

The fourth proportional to 21,358.36, 32,044.39 and 10,265.85 is: 15,402.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,358.36 : 32,044.39 = 10,265.85 : x
  2. Step 2: Convert to fraction form
    21,358.36/32,044.39 = 10,265.85/x
  3. Step 3: Cross multiply
    21,358.36x = 32,044.39 × 10,265.85
  4. Step 4: Simplify right side
    21,358.36x = 328,962,901.08
  5. Step 5: Solve for x
    x = 328,962,901.08/21,358.36
  6. Step 6: Final answer
    x = 15,402.07

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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.