Home / 26,657.48-39,986.34-11,075.12

Finding the Fourth Proportional to 26,657.48, 39,986.34 and 11,075.12

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Solution

The fourth proportional to 26,657.48, 39,986.34 and 11,075.12 is: 16,612.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,657.48 : 39,986.34 = 11,075.12 : x
  2. Step 2: Convert to fraction form
    26,657.48/39,986.34 = 11,075.12/x
  3. Step 3: Cross multiply
    26,657.48x = 39,986.34 × 11,075.12
  4. Step 4: Simplify right side
    26,657.48x = 442,853,513.86
  5. Step 5: Solve for x
    x = 442,853,513.86/26,657.48
  6. Step 6: Final answer
    x = 16,612.73

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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.