Home / 30,444.60-45,625.18-17,124.05

Finding the Fourth Proportional to 30,444.60, 45,625.18 and 17,124.05

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Solution

The fourth proportional to 30,444.60, 45,625.18 and 17,124.05 is: 25,662.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,444.60 : 45,625.18 = 17,124.05 : x
  2. Step 2: Convert to fraction form
    30,444.60/45,625.18 = 17,124.05/x
  3. Step 3: Cross multiply
    30,444.60x = 45,625.18 × 17,124.05
  4. Step 4: Simplify right side
    30,444.60x = 781,287,635.45
  5. Step 5: Solve for x
    x = 781,287,635.45/30,444.60
  6. Step 6: Final answer
    x = 25,662.60

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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.