Home / 36,210.24-54,304.92-9,915.84

Finding the Fourth Proportional to 36,210.24, 54,304.92 and 9,915.84

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Solution

The fourth proportional to 36,210.24, 54,304.92 and 9,915.84 is: 14,870.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,210.24 : 54,304.92 = 9,915.84 : x
  2. Step 2: Convert to fraction form
    36,210.24/54,304.92 = 9,915.84/x
  3. Step 3: Cross multiply
    36,210.24x = 54,304.92 × 9,915.84
  4. Step 4: Simplify right side
    36,210.24x = 538,478,897.93
  5. Step 5: Solve for x
    x = 538,478,897.93/36,210.24
  6. Step 6: Final answer
    x = 14,870.90

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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.