Home / 19,454.46-28,996.63-18,347.19

Finding the Fourth Proportional to 19,454.46, 28,996.63 and 18,347.19

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Solution

The fourth proportional to 19,454.46, 28,996.63 and 18,347.19 is: 27,346.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,454.46 : 28,996.63 = 18,347.19 : x
  2. Step 2: Convert to fraction form
    19,454.46/28,996.63 = 18,347.19/x
  3. Step 3: Cross multiply
    19,454.46x = 28,996.63 × 18,347.19
  4. Step 4: Simplify right side
    19,454.46x = 532,006,634.10
  5. Step 5: Solve for x
    x = 532,006,634.10/19,454.46
  6. Step 6: Final answer
    x = 27,346.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.