Home / 38,180.36-52,689.02-21,184.94

Finding the Fourth Proportional to 38,180.36, 52,689.02 and 21,184.94

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Solution

The fourth proportional to 38,180.36, 52,689.02 and 21,184.94 is: 29,235.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,180.36 : 52,689.02 = 21,184.94 : x
  2. Step 2: Convert to fraction form
    38,180.36/52,689.02 = 21,184.94/x
  3. Step 3: Cross multiply
    38,180.36x = 52,689.02 × 21,184.94
  4. Step 4: Simplify right side
    38,180.36x = 1,116,213,357.99
  5. Step 5: Solve for x
    x = 1,116,213,357.99/38,180.36
  6. Step 6: Final answer
    x = 29,235.28

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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.