Home / 14,849.60-20,495.78-9,259.52

Finding the Fourth Proportional to 14,849.60, 20,495.78 and 9,259.52

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Solution

The fourth proportional to 14,849.60, 20,495.78 and 9,259.52 is: 12,780.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,849.60 : 20,495.78 = 9,259.52 : x
  2. Step 2: Convert to fraction form
    14,849.60/20,495.78 = 9,259.52/x
  3. Step 3: Cross multiply
    14,849.60x = 20,495.78 × 9,259.52
  4. Step 4: Simplify right side
    14,849.60x = 189,781,084.83
  5. Step 5: Solve for x
    x = 189,781,084.83/14,849.60
  6. Step 6: Final answer
    x = 12,780.22

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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.