Home / 19,056.60-28,585.50-5,909.07

Finding the Fourth Proportional to 19,056.60, 28,585.50 and 5,909.07

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Solution

The fourth proportional to 19,056.60, 28,585.50 and 5,909.07 is: 8,863.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056.60 : 28,585.50 = 5,909.07 : x
  2. Step 2: Convert to fraction form
    19,056.60/28,585.50 = 5,909.07/x
  3. Step 3: Cross multiply
    19,056.60x = 28,585.50 × 5,909.07
  4. Step 4: Simplify right side
    19,056.60x = 168,913,720.49
  5. Step 5: Solve for x
    x = 168,913,720.49/19,056.60
  6. Step 6: Final answer
    x = 8,863.79

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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.