Home / 31,577.32-43,576.69-17,430.16

Finding the Fourth Proportional to 31,577.32, 43,576.69 and 17,430.16

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Solution

The fourth proportional to 31,577.32, 43,576.69 and 17,430.16 is: 24,053.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,577.32 : 43,576.69 = 17,430.16 : x
  2. Step 2: Convert to fraction form
    31,577.32/43,576.69 = 17,430.16/x
  3. Step 3: Cross multiply
    31,577.32x = 43,576.69 × 17,430.16
  4. Step 4: Simplify right side
    31,577.32x = 759,548,678.97
  5. Step 5: Solve for x
    x = 759,548,678.97/31,577.32
  6. Step 6: Final answer
    x = 24,053.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.