Home / 26,303.92-39,432.43-9,660.13

Finding the Fourth Proportional to 26,303.92, 39,432.43 and 9,660.13

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Solution

The fourth proportional to 26,303.92, 39,432.43 and 9,660.13 is: 14,481.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,303.92 : 39,432.43 = 9,660.13 : x
  2. Step 2: Convert to fraction form
    26,303.92/39,432.43 = 9,660.13/x
  3. Step 3: Cross multiply
    26,303.92x = 39,432.43 × 9,660.13
  4. Step 4: Simplify right side
    26,303.92x = 380,922,400.02
  5. Step 5: Solve for x
    x = 380,922,400.02/26,303.92
  6. Step 6: Final answer
    x = 14,481.58

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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.