Home / 21,358.53-32,045.13-10,823.31

Finding the Fourth Proportional to 21,358.53, 32,045.13 and 10,823.31

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Solution

The fourth proportional to 21,358.53, 32,045.13 and 10,823.31 is: 16,238.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,358.53 : 32,045.13 = 10,823.31 : x
  2. Step 2: Convert to fraction form
    21,358.53/32,045.13 = 10,823.31/x
  3. Step 3: Cross multiply
    21,358.53x = 32,045.13 × 10,823.31
  4. Step 4: Simplify right side
    21,358.53x = 346,834,375.98
  5. Step 5: Solve for x
    x = 346,834,375.98/21,358.53
  6. Step 6: Final answer
    x = 16,238.68

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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.