Home / 53,011.28-79,520.28-17,474.96

Finding the Fourth Proportional to 53,011.28, 79,520.28 and 17,474.96

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Solution

The fourth proportional to 53,011.28, 79,520.28 and 17,474.96 is: 26,213.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,011.28 : 79,520.28 = 17,474.96 : x
  2. Step 2: Convert to fraction form
    53,011.28/79,520.28 = 17,474.96/x
  3. Step 3: Cross multiply
    53,011.28x = 79,520.28 × 17,474.96
  4. Step 4: Simplify right side
    53,011.28x = 1,389,613,712.19
  5. Step 5: Solve for x
    x = 1,389,613,712.19/53,011.28
  6. Step 6: Final answer
    x = 26,213.55

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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.