Home / 45,452.32-68,209.58-15,870.15

Finding the Fourth Proportional to 45,452.32, 68,209.58 and 15,870.15

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Solution

The fourth proportional to 45,452.32, 68,209.58 and 15,870.15 is: 23,816.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,452.32 : 68,209.58 = 15,870.15 : x
  2. Step 2: Convert to fraction form
    45,452.32/68,209.58 = 15,870.15/x
  3. Step 3: Cross multiply
    45,452.32x = 68,209.58 × 15,870.15
  4. Step 4: Simplify right side
    45,452.32x = 1,082,496,305.71
  5. Step 5: Solve for x
    x = 1,082,496,305.71/45,452.32
  6. Step 6: Final answer
    x = 23,816.09

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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.