Home / 14,835.60-22,267.80-7,448.40

Finding the Fourth Proportional to 14,835.60, 22,267.80 and 7,448.40

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Solution

The fourth proportional to 14,835.60, 22,267.80 and 7,448.40 is: 11,179.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,835.60 : 22,267.80 = 7,448.40 : x
  2. Step 2: Convert to fraction form
    14,835.60/22,267.80 = 7,448.40/x
  3. Step 3: Cross multiply
    14,835.60x = 22,267.80 × 7,448.40
  4. Step 4: Simplify right side
    14,835.60x = 165,859,481.52
  5. Step 5: Solve for x
    x = 165,859,481.52/14,835.60
  6. Step 6: Final answer
    x = 11,179.83

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1.5x scale

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.