Home / 45,455.31-68,214.09-15,873.15

Finding the Fourth Proportional to 45,455.31, 68,214.09 and 15,873.15

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Solution

The fourth proportional to 45,455.31, 68,214.09 and 15,873.15 is: 23,820.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,455.31 : 68,214.09 = 15,873.15 : x
  2. Step 2: Convert to fraction form
    45,455.31/68,214.09 = 15,873.15/x
  3. Step 3: Cross multiply
    45,455.31x = 68,214.09 × 15,873.15
  4. Step 4: Simplify right side
    45,455.31x = 1,082,772,482.68
  5. Step 5: Solve for x
    x = 1,082,772,482.68/45,455.31
  6. Step 6: Final answer
    x = 23,820.59

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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.