Home / 31,207.10-46,810.65-18,052.70

Finding the Fourth Proportional to 31,207.10, 46,810.65 and 18,052.70

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Solution

The fourth proportional to 31,207.10, 46,810.65 and 18,052.70 is: 27,079.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,207.10 : 46,810.65 = 18,052.70 : x
  2. Step 2: Convert to fraction form
    31,207.10/46,810.65 = 18,052.70/x
  3. Step 3: Cross multiply
    31,207.10x = 46,810.65 × 18,052.70
  4. Step 4: Simplify right side
    31,207.10x = 845,058,621.26
  5. Step 5: Solve for x
    x = 845,058,621.26/31,207.10
  6. Step 6: Final answer
    x = 27,079.05

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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.