Home / 28,969.65-43,455.29-10,247.04

Finding the Fourth Proportional to 28,969.65, 43,455.29 and 10,247.04

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Solution

The fourth proportional to 28,969.65, 43,455.29 and 10,247.04 is: 15,370.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,969.65 : 43,455.29 = 10,247.04 : x
  2. Step 2: Convert to fraction form
    28,969.65/43,455.29 = 10,247.04/x
  3. Step 3: Cross multiply
    28,969.65x = 43,455.29 × 10,247.04
  4. Step 4: Simplify right side
    28,969.65x = 445,288,043.61
  5. Step 5: Solve for x
    x = 445,288,043.61/28,969.65
  6. Step 6: Final answer
    x = 15,370.85

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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.