Home / 30,352.52-41,887-16,742.13

Finding the Fourth Proportional to 30,352.52, 41,887 and 16,742.13

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Solution

The fourth proportional to 30,352.52, 41,887 and 16,742.13 is: 23,104.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,352.52 : 41,887 = 16,742.13 : x
  2. Step 2: Convert to fraction form
    30,352.52/41,887 = 16,742.13/x
  3. Step 3: Cross multiply
    30,352.52x = 41,887 × 16,742.13
  4. Step 4: Simplify right side
    30,352.52x = 701,277,599.31
  5. Step 5: Solve for x
    x = 701,277,599.31/30,352.52
  6. Step 6: Final answer
    x = 23,104.43

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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.