Home / 14,165.43-21,330.47-10,493.70

Finding the Fourth Proportional to 14,165.43, 21,330.47 and 10,493.70

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Solution

The fourth proportional to 14,165.43, 21,330.47 and 10,493.70 is: 15,801.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165.43 : 21,330.47 = 10,493.70 : x
  2. Step 2: Convert to fraction form
    14,165.43/21,330.47 = 10,493.70/x
  3. Step 3: Cross multiply
    14,165.43x = 21,330.47 × 10,493.70
  4. Step 4: Simplify right side
    14,165.43x = 223,835,500.57
  5. Step 5: Solve for x
    x = 223,835,500.57/14,165.43
  6. Step 6: Final answer
    x = 15,801.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.