Home / 50,838.20-76,256.10-17,555.13

Finding the Fourth Proportional to 50,838.20, 76,256.10 and 17,555.13

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Solution

The fourth proportional to 50,838.20, 76,256.10 and 17,555.13 is: 26,332.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,838.20 : 76,256.10 = 17,555.13 : x
  2. Step 2: Convert to fraction form
    50,838.20/76,256.10 = 17,555.13/x
  3. Step 3: Cross multiply
    50,838.20x = 76,256.10 × 17,555.13
  4. Step 4: Simplify right side
    50,838.20x = 1,338,685,748.79
  5. Step 5: Solve for x
    x = 1,338,685,748.79/50,838.20
  6. Step 6: Final answer
    x = 26,332.28

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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.