Home / 53,091.34-79,648.40-17,550.76

Finding the Fourth Proportional to 53,091.34, 79,648.40 and 17,550.76

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Solution

The fourth proportional to 53,091.34, 79,648.40 and 17,550.76 is: 26,329.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,091.34 : 79,648.40 = 17,550.76 : x
  2. Step 2: Convert to fraction form
    53,091.34/79,648.40 = 17,550.76/x
  3. Step 3: Cross multiply
    53,091.34x = 79,648.40 × 17,550.76
  4. Step 4: Simplify right side
    53,091.34x = 1,397,889,952.78
  5. Step 5: Solve for x
    x = 1,397,889,952.78/53,091.34
  6. Step 6: Final answer
    x = 26,329.91

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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.