Home / 12,200.24-16,823.76-10,437.68

Finding the Fourth Proportional to 12,200.24, 16,823.76 and 10,437.68

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Solution

The fourth proportional to 12,200.24, 16,823.76 and 10,437.68 is: 14,393.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,200.24 : 16,823.76 = 10,437.68 : x
  2. Step 2: Convert to fraction form
    12,200.24/16,823.76 = 10,437.68/x
  3. Step 3: Cross multiply
    12,200.24x = 16,823.76 × 10,437.68
  4. Step 4: Simplify right side
    12,200.24x = 175,601,023.28
  5. Step 5: Solve for x
    x = 175,601,023.28/12,200.24
  6. Step 6: Final answer
    x = 14,393.24

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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.