Home / 23,290.51-32,138.22-13,216.95

Finding the Fourth Proportional to 23,290.51, 32,138.22 and 13,216.95

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Solution

The fourth proportional to 23,290.51, 32,138.22 and 13,216.95 is: 18,237.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,290.51 : 32,138.22 = 13,216.95 : x
  2. Step 2: Convert to fraction form
    23,290.51/32,138.22 = 13,216.95/x
  3. Step 3: Cross multiply
    23,290.51x = 32,138.22 × 13,216.95
  4. Step 4: Simplify right side
    23,290.51x = 424,769,246.83
  5. Step 5: Solve for x
    x = 424,769,246.83/23,290.51
  6. Step 6: Final answer
    x = 18,237.87

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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.