Home / 44,169.51-66,240.78-12,582.15

Finding the Fourth Proportional to 44,169.51, 66,240.78 and 12,582.15

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Solution

The fourth proportional to 44,169.51, 66,240.78 and 12,582.15 is: 18,869.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,169.51 : 66,240.78 = 12,582.15 : x
  2. Step 2: Convert to fraction form
    44,169.51/66,240.78 = 12,582.15/x
  3. Step 3: Cross multiply
    44,169.51x = 66,240.78 × 12,582.15
  4. Step 4: Simplify right side
    44,169.51x = 833,451,430.08
  5. Step 5: Solve for x
    x = 833,451,430.08/44,169.51
  6. Step 6: Final answer
    x = 18,869.38

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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.