Home / 26,075.84-39,117.04-8,540.96

Finding the Fourth Proportional to 26,075.84, 39,117.04 and 8,540.96

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Solution

The fourth proportional to 26,075.84, 39,117.04 and 8,540.96 is: 12,812.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,075.84 : 39,117.04 = 8,540.96 : x
  2. Step 2: Convert to fraction form
    26,075.84/39,117.04 = 8,540.96/x
  3. Step 3: Cross multiply
    26,075.84x = 39,117.04 × 8,540.96
  4. Step 4: Simplify right side
    26,075.84x = 334,097,073.96
  5. Step 5: Solve for x
    x = 334,097,073.96/26,075.84
  6. Step 6: Final answer
    x = 12,812.51

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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.