Home / 33,280.28-49,885.44-13,281.92

Finding the Fourth Proportional to 33,280.28, 49,885.44 and 13,281.92

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Solution

The fourth proportional to 33,280.28, 49,885.44 and 13,281.92 is: 19,908.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,280.28 : 49,885.44 = 13,281.92 : x
  2. Step 2: Convert to fraction form
    33,280.28/49,885.44 = 13,281.92/x
  3. Step 3: Cross multiply
    33,280.28x = 49,885.44 × 13,281.92
  4. Step 4: Simplify right side
    33,280.28x = 662,574,423.24
  5. Step 5: Solve for x
    x = 662,574,423.24/33,280.28
  6. Step 6: Final answer
    x = 19,908.92

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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.