Home / 30,891.48-42,628.14-17,463.24

Finding the Fourth Proportional to 30,891.48, 42,628.14 and 17,463.24

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Solution

The fourth proportional to 30,891.48, 42,628.14 and 17,463.24 is: 24,098.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,891.48 : 42,628.14 = 17,463.24 : x
  2. Step 2: Convert to fraction form
    30,891.48/42,628.14 = 17,463.24/x
  3. Step 3: Cross multiply
    30,891.48x = 42,628.14 × 17,463.24
  4. Step 4: Simplify right side
    30,891.48x = 744,425,439.57
  5. Step 5: Solve for x
    x = 744,425,439.57/30,891.48
  6. Step 6: Final answer
    x = 24,098.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.