Home / 26,449.85-39,693.95-9,812.25

Finding the Fourth Proportional to 26,449.85, 39,693.95 and 9,812.25

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Solution

The fourth proportional to 26,449.85, 39,693.95 and 9,812.25 is: 14,725.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,449.85 : 39,693.95 = 9,812.25 : x
  2. Step 2: Convert to fraction form
    26,449.85/39,693.95 = 9,812.25/x
  3. Step 3: Cross multiply
    26,449.85x = 39,693.95 × 9,812.25
  4. Step 4: Simplify right side
    26,449.85x = 389,486,911.83
  5. Step 5: Solve for x
    x = 389,486,911.83/26,449.85
  6. Step 6: Final answer
    x = 14,725.49

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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.