Home / 26,635.23-39,957.71-13,315.19

Finding the Fourth Proportional to 26,635.23, 39,957.71 and 13,315.19

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Solution

The fourth proportional to 26,635.23, 39,957.71 and 13,315.19 is: 19,975.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,635.23 : 39,957.71 = 13,315.19 : x
  2. Step 2: Convert to fraction form
    26,635.23/39,957.71 = 13,315.19/x
  3. Step 3: Cross multiply
    26,635.23x = 39,957.71 × 13,315.19
  4. Step 4: Simplify right side
    26,635.23x = 532,044,234.25
  5. Step 5: Solve for x
    x = 532,044,234.25/26,635.23
  6. Step 6: Final answer
    x = 19,975.21

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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.