Home / 28,909.46-43,343.10-19,526.19

Finding the Fourth Proportional to 28,909.46, 43,343.10 and 19,526.19

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Solution

The fourth proportional to 28,909.46, 43,343.10 and 19,526.19 is: 29,275.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,909.46 : 43,343.10 = 19,526.19 : x
  2. Step 2: Convert to fraction form
    28,909.46/43,343.10 = 19,526.19/x
  3. Step 3: Cross multiply
    28,909.46x = 43,343.10 × 19,526.19
  4. Step 4: Simplify right side
    28,909.46x = 846,325,605.79
  5. Step 5: Solve for x
    x = 846,325,605.79/28,909.46
  6. Step 6: Final answer
    x = 29,275.05

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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.