Home / 26,070.66-39,109.26-12,744.08

Finding the Fourth Proportional to 26,070.66, 39,109.26 and 12,744.08

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Solution

The fourth proportional to 26,070.66, 39,109.26 and 12,744.08 is: 19,117.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,070.66 : 39,109.26 = 12,744.08 : x
  2. Step 2: Convert to fraction form
    26,070.66/39,109.26 = 12,744.08/x
  3. Step 3: Cross multiply
    26,070.66x = 39,109.26 × 12,744.08
  4. Step 4: Simplify right side
    26,070.66x = 498,411,757.07
  5. Step 5: Solve for x
    x = 498,411,757.07/26,070.66
  6. Step 6: Final answer
    x = 19,117.73

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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.