Home / 32,844.20-49,282.78-15,315.40

Finding the Fourth Proportional to 32,844.20, 49,282.78 and 15,315.40

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Solution

The fourth proportional to 32,844.20, 49,282.78 and 15,315.40 is: 22,980.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,844.20 : 49,282.78 = 15,315.40 : x
  2. Step 2: Convert to fraction form
    32,844.20/49,282.78 = 15,315.40/x
  3. Step 3: Cross multiply
    32,844.20x = 49,282.78 × 15,315.40
  4. Step 4: Simplify right side
    32,844.20x = 754,785,488.81
  5. Step 5: Solve for x
    x = 754,785,488.81/32,844.20
  6. Step 6: Final answer
    x = 22,980.78

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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.