Home / 31,348.65-47,302.24-30,133.53

Finding the Fourth Proportional to 31,348.65, 47,302.24 and 30,133.53

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Solution

The fourth proportional to 31,348.65, 47,302.24 and 30,133.53 is: 45,468.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,348.65 : 47,302.24 = 30,133.53 : x
  2. Step 2: Convert to fraction form
    31,348.65/47,302.24 = 30,133.53/x
  3. Step 3: Cross multiply
    31,348.65x = 47,302.24 × 30,133.53
  4. Step 4: Simplify right side
    31,348.65x = 1,425,383,392.77
  5. Step 5: Solve for x
    x = 1,425,383,392.77/31,348.65
  6. Step 6: Final answer
    x = 45,468.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.