Home / 40,337.64-55,661.68-22,429.76

Finding the Fourth Proportional to 40,337.64, 55,661.68 and 22,429.76

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Solution

The fourth proportional to 40,337.64, 55,661.68 and 22,429.76 is: 30,950.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,337.64 : 55,661.68 = 22,429.76 : x
  2. Step 2: Convert to fraction form
    40,337.64/55,661.68 = 22,429.76/x
  3. Step 3: Cross multiply
    40,337.64x = 55,661.68 × 22,429.76
  4. Step 4: Simplify right side
    40,337.64x = 1,248,477,873.33
  5. Step 5: Solve for x
    x = 1,248,477,873.33/40,337.64
  6. Step 6: Final answer
    x = 30,950.69

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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.