Home / 22,845.78-34,279.20-14,075.10

Finding the Fourth Proportional to 22,845.78, 34,279.20 and 14,075.10

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Solution

The fourth proportional to 22,845.78, 34,279.20 and 14,075.10 is: 21,119.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,845.78 : 34,279.20 = 14,075.10 : x
  2. Step 2: Convert to fraction form
    22,845.78/34,279.20 = 14,075.10/x
  3. Step 3: Cross multiply
    22,845.78x = 34,279.20 × 14,075.10
  4. Step 4: Simplify right side
    22,845.78x = 482,483,167.92
  5. Step 5: Solve for x
    x = 482,483,167.92/22,845.78
  6. Step 6: Final answer
    x = 21,119.14

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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.