Home / 16,370.42-24,555.62-5,278.76

Finding the Fourth Proportional to 16,370.42, 24,555.62 and 5,278.76

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Solution

The fourth proportional to 16,370.42, 24,555.62 and 5,278.76 is: 7,918.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,370.42 : 24,555.62 = 5,278.76 : x
  2. Step 2: Convert to fraction form
    16,370.42/24,555.62 = 5,278.76/x
  3. Step 3: Cross multiply
    16,370.42x = 24,555.62 × 5,278.76
  4. Step 4: Simplify right side
    16,370.42x = 129,623,075.46
  5. Step 5: Solve for x
    x = 129,623,075.46/16,370.42
  6. Step 6: Final answer
    x = 7,918.13

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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.