Home / 51,502.23-71,065.09-28,842.18

Finding the Fourth Proportional to 51,502.23, 71,065.09 and 28,842.18

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Solution

The fourth proportional to 51,502.23, 71,065.09 and 28,842.18 is: 39,797.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,502.23 : 71,065.09 = 28,842.18 : x
  2. Step 2: Convert to fraction form
    51,502.23/71,065.09 = 28,842.18/x
  3. Step 3: Cross multiply
    51,502.23x = 71,065.09 × 28,842.18
  4. Step 4: Simplify right side
    51,502.23x = 2,049,672,117.50
  5. Step 5: Solve for x
    x = 2,049,672,117.50/51,502.23
  6. Step 6: Final answer
    x = 39,797.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.