Home / 40,909.06-61,363.67-11,326.98

Finding the Fourth Proportional to 40,909.06, 61,363.67 and 11,326.98

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Solution

The fourth proportional to 40,909.06, 61,363.67 and 11,326.98 is: 16,990.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,909.06 : 61,363.67 = 11,326.98 : x
  2. Step 2: Convert to fraction form
    40,909.06/61,363.67 = 11,326.98/x
  3. Step 3: Cross multiply
    40,909.06x = 61,363.67 × 11,326.98
  4. Step 4: Simplify right side
    40,909.06x = 695,065,062.82
  5. Step 5: Solve for x
    x = 695,065,062.82/40,909.06
  6. Step 6: Final answer
    x = 16,990.49

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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.