Home / 20,594.28-28,398.90-17,619.96

Finding the Fourth Proportional to 20,594.28, 28,398.90 and 17,619.96

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Solution

The fourth proportional to 20,594.28, 28,398.90 and 17,619.96 is: 24,297.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,594.28 : 28,398.90 = 17,619.96 : x
  2. Step 2: Convert to fraction form
    20,594.28/28,398.90 = 17,619.96/x
  3. Step 3: Cross multiply
    20,594.28x = 28,398.90 × 17,619.96
  4. Step 4: Simplify right side
    20,594.28x = 500,387,482.04
  5. Step 5: Solve for x
    x = 500,387,482.04/20,594.28
  6. Step 6: Final answer
    x = 24,297.40

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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.