Home / 31,247.80-46,876.31-9,058.29

Finding the Fourth Proportional to 31,247.80, 46,876.31 and 9,058.29

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Solution

The fourth proportional to 31,247.80, 46,876.31 and 9,058.29 is: 13,588.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,247.80 : 46,876.31 = 9,058.29 : x
  2. Step 2: Convert to fraction form
    31,247.80/46,876.31 = 9,058.29/x
  3. Step 3: Cross multiply
    31,247.80x = 46,876.31 × 9,058.29
  4. Step 4: Simplify right side
    31,247.80x = 424,619,210.11
  5. Step 5: Solve for x
    x = 424,619,210.11/31,247.80
  6. Step 6: Final answer
    x = 13,588.77

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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.