Home / 32,131.73-44,367.29-21,386.93

Finding the Fourth Proportional to 32,131.73, 44,367.29 and 21,386.93

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Solution

The fourth proportional to 32,131.73, 44,367.29 and 21,386.93 is: 29,530.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,131.73 : 44,367.29 = 21,386.93 : x
  2. Step 2: Convert to fraction form
    32,131.73/44,367.29 = 21,386.93/x
  3. Step 3: Cross multiply
    32,131.73x = 44,367.29 × 21,386.93
  4. Step 4: Simplify right side
    32,131.73x = 948,880,125.52
  5. Step 5: Solve for x
    x = 948,880,125.52/32,131.73
  6. Step 6: Final answer
    x = 29,530.94

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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.