Home / 33,289.27-49,931.14-9,915.70

Finding the Fourth Proportional to 33,289.27, 49,931.14 and 9,915.70

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Solution

The fourth proportional to 33,289.27, 49,931.14 and 9,915.70 is: 14,872.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,289.27 : 49,931.14 = 9,915.70 : x
  2. Step 2: Convert to fraction form
    33,289.27/49,931.14 = 9,915.70/x
  3. Step 3: Cross multiply
    33,289.27x = 49,931.14 × 9,915.70
  4. Step 4: Simplify right side
    33,289.27x = 495,102,204.90
  5. Step 5: Solve for x
    x = 495,102,204.90/33,289.27
  6. Step 6: Final answer
    x = 14,872.73

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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.