Home / 17,360.60-26,038.20-4,879.40

Finding the Fourth Proportional to 17,360.60, 26,038.20 and 4,879.40

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Solution

The fourth proportional to 17,360.60, 26,038.20 and 4,879.40 is: 7,318.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,360.60 : 26,038.20 = 4,879.40 : x
  2. Step 2: Convert to fraction form
    17,360.60/26,038.20 = 4,879.40/x
  3. Step 3: Cross multiply
    17,360.60x = 26,038.20 × 4,879.40
  4. Step 4: Simplify right side
    17,360.60x = 127,050,793.08
  5. Step 5: Solve for x
    x = 127,050,793.08/17,360.60
  6. Step 6: Final answer
    x = 7,318.34

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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.