Home / 26,306.40-39,488.40-16,456.80

Finding the Fourth Proportional to 26,306.40, 39,488.40 and 16,456.80

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Solution

The fourth proportional to 26,306.40, 39,488.40 and 16,456.80 is: 24,703.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,306.40 : 39,488.40 = 16,456.80 : x
  2. Step 2: Convert to fraction form
    26,306.40/39,488.40 = 16,456.80/x
  3. Step 3: Cross multiply
    26,306.40x = 39,488.40 × 16,456.80
  4. Step 4: Simplify right side
    26,306.40x = 649,852,701.12
  5. Step 5: Solve for x
    x = 649,852,701.12/26,306.40
  6. Step 6: Final answer
    x = 24,703.22

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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.