Home / 28,866.46-43,250.40-15,695.32

Finding the Fourth Proportional to 28,866.46, 43,250.40 and 15,695.32

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Solution

The fourth proportional to 28,866.46, 43,250.40 and 15,695.32 is: 23,516.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,866.46 : 43,250.40 = 15,695.32 : x
  2. Step 2: Convert to fraction form
    28,866.46/43,250.40 = 15,695.32/x
  3. Step 3: Cross multiply
    28,866.46x = 43,250.40 × 15,695.32
  4. Step 4: Simplify right side
    28,866.46x = 678,828,868.13
  5. Step 5: Solve for x
    x = 678,828,868.13/28,866.46
  6. Step 6: Final answer
    x = 23,516.18

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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.