Home / 29,681.12-44,521.56-12,150.92

Finding the Fourth Proportional to 29,681.12, 44,521.56 and 12,150.92

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Solution

The fourth proportional to 29,681.12, 44,521.56 and 12,150.92 is: 18,226.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,681.12 : 44,521.56 = 12,150.92 : x
  2. Step 2: Convert to fraction form
    29,681.12/44,521.56 = 12,150.92/x
  3. Step 3: Cross multiply
    29,681.12x = 44,521.56 × 12,150.92
  4. Step 4: Simplify right side
    29,681.12x = 540,977,913.84
  5. Step 5: Solve for x
    x = 540,977,913.84/29,681.12
  6. Step 6: Final answer
    x = 18,226.33

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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.