Home / 10,332.48-14,263.20-8,100.48

Finding the Fourth Proportional to 10,332.48, 14,263.20 and 8,100.48

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Solution

The fourth proportional to 10,332.48, 14,263.20 and 8,100.48 is: 11,182.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.48 : 14,263.20 = 8,100.48 : x
  2. Step 2: Convert to fraction form
    10,332.48/14,263.20 = 8,100.48/x
  3. Step 3: Cross multiply
    10,332.48x = 14,263.20 × 8,100.48
  4. Step 4: Simplify right side
    10,332.48x = 115,538,766.34
  5. Step 5: Solve for x
    x = 115,538,766.34/10,332.48
  6. Step 6: Final answer
    x = 11,182.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.