Home / 44,217.50-66,330.50-12,628.71

Finding the Fourth Proportional to 44,217.50, 66,330.50 and 12,628.71

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Solution

The fourth proportional to 44,217.50, 66,330.50 and 12,628.71 is: 18,944.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,217.50 : 66,330.50 = 12,628.71 : x
  2. Step 2: Convert to fraction form
    44,217.50/66,330.50 = 12,628.71/x
  3. Step 3: Cross multiply
    44,217.50x = 66,330.50 × 12,628.71
  4. Step 4: Simplify right side
    44,217.50x = 837,668,585.51
  5. Step 5: Solve for x
    x = 837,668,585.51/44,217.50
  6. Step 6: Final answer
    x = 18,944.28

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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.