Home / 29,044.95-43,585.85-12,405.07

Finding the Fourth Proportional to 29,044.95, 43,585.85 and 12,405.07

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Solution

The fourth proportional to 29,044.95, 43,585.85 and 12,405.07 is: 18,615.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,044.95 : 43,585.85 = 12,405.07 : x
  2. Step 2: Convert to fraction form
    29,044.95/43,585.85 = 12,405.07/x
  3. Step 3: Cross multiply
    29,044.95x = 43,585.85 × 12,405.07
  4. Step 4: Simplify right side
    29,044.95x = 540,685,658.56
  5. Step 5: Solve for x
    x = 540,685,658.56/29,044.95
  6. Step 6: Final answer
    x = 18,615.48

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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.