Home / 26,086.91-39,130.65-7,367.40

Finding the Fourth Proportional to 26,086.91, 39,130.65 and 7,367.40

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Solution

The fourth proportional to 26,086.91, 39,130.65 and 7,367.40 is: 11,051.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,086.91 : 39,130.65 = 7,367.40 : x
  2. Step 2: Convert to fraction form
    26,086.91/39,130.65 = 7,367.40/x
  3. Step 3: Cross multiply
    26,086.91x = 39,130.65 × 7,367.40
  4. Step 4: Simplify right side
    26,086.91x = 288,291,150.81
  5. Step 5: Solve for x
    x = 288,291,150.81/26,086.91
  6. Step 6: Final answer
    x = 11,051.18

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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.