Home / 31,344.83-47,058.98-18,206.63

Finding the Fourth Proportional to 31,344.83, 47,058.98 and 18,206.63

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Solution

The fourth proportional to 31,344.83, 47,058.98 and 18,206.63 is: 27,334.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,344.83 : 47,058.98 = 18,206.63 : x
  2. Step 2: Convert to fraction form
    31,344.83/47,058.98 = 18,206.63/x
  3. Step 3: Cross multiply
    31,344.83x = 47,058.98 × 18,206.63
  4. Step 4: Simplify right side
    31,344.83x = 856,785,110.71
  5. Step 5: Solve for x
    x = 856,785,110.71/31,344.83
  6. Step 6: Final answer
    x = 27,334.18

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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.