Home / 26,656.20-39,998.70-11,075.40

Finding the Fourth Proportional to 26,656.20, 39,998.70 and 11,075.40

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Solution

The fourth proportional to 26,656.20, 39,998.70 and 11,075.40 is: 16,619.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,656.20 : 39,998.70 = 11,075.40 : x
  2. Step 2: Convert to fraction form
    26,656.20/39,998.70 = 11,075.40/x
  3. Step 3: Cross multiply
    26,656.20x = 39,998.70 × 11,075.40
  4. Step 4: Simplify right side
    26,656.20x = 443,001,601.98
  5. Step 5: Solve for x
    x = 443,001,601.98/26,656.20
  6. Step 6: Final answer
    x = 16,619.08

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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.