Home / 26,340.55-39,514.75-9,699.30

Finding the Fourth Proportional to 26,340.55, 39,514.75 and 9,699.30

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Solution

The fourth proportional to 26,340.55, 39,514.75 and 9,699.30 is: 14,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,340.55 : 39,514.75 = 9,699.30 : x
  2. Step 2: Convert to fraction form
    26,340.55/39,514.75 = 9,699.30/x
  3. Step 3: Cross multiply
    26,340.55x = 39,514.75 × 9,699.30
  4. Step 4: Simplify right side
    26,340.55x = 383,265,390.43
  5. Step 5: Solve for x
    x = 383,265,390.43/26,340.55
  6. Step 6: Final answer
    x = 14,550.40

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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.