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Finding the Fourth Proportional to 23,870.56, 35,805.92 and 8,075.71

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Solution

The fourth proportional to 23,870.56, 35,805.92 and 8,075.71 is: 12,113.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,870.56 : 35,805.92 = 8,075.71 : x
  2. Step 2: Convert to fraction form
    23,870.56/35,805.92 = 8,075.71/x
  3. Step 3: Cross multiply
    23,870.56x = 35,805.92 × 8,075.71
  4. Step 4: Simplify right side
    23,870.56x = 289,158,226.20
  5. Step 5: Solve for x
    x = 289,158,226.20/23,870.56
  6. Step 6: Final answer
    x = 12,113.59

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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.