Home / 15,075.38-22,613.34-5,214.92

Finding the Fourth Proportional to 15,075.38, 22,613.34 and 5,214.92

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Solution

The fourth proportional to 15,075.38, 22,613.34 and 5,214.92 is: 7,822.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,075.38 : 22,613.34 = 5,214.92 : x
  2. Step 2: Convert to fraction form
    15,075.38/22,613.34 = 5,214.92/x
  3. Step 3: Cross multiply
    15,075.38x = 22,613.34 × 5,214.92
  4. Step 4: Simplify right side
    15,075.38x = 117,926,759.03
  5. Step 5: Solve for x
    x = 117,926,759.03/15,075.38
  6. Step 6: Final answer
    x = 7,822.47

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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.