Home / 28,909.66-43,343.52-19,526.44

Finding the Fourth Proportional to 28,909.66, 43,343.52 and 19,526.44

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Solution

The fourth proportional to 28,909.66, 43,343.52 and 19,526.44 is: 29,275.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,909.66 : 43,343.52 = 19,526.44 : x
  2. Step 2: Convert to fraction form
    28,909.66/43,343.52 = 19,526.44/x
  3. Step 3: Cross multiply
    28,909.66x = 43,343.52 × 19,526.44
  4. Step 4: Simplify right side
    28,909.66x = 846,344,642.67
  5. Step 5: Solve for x
    x = 846,344,642.67/28,909.66
  6. Step 6: Final answer
    x = 29,275.50

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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.