Home / 38,043.11-57,076.95-18,323.12

Finding the Fourth Proportional to 38,043.11, 57,076.95 and 18,323.12

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Solution

The fourth proportional to 38,043.11, 57,076.95 and 18,323.12 is: 27,490.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,043.11 : 57,076.95 = 18,323.12 : x
  2. Step 2: Convert to fraction form
    38,043.11/57,076.95 = 18,323.12/x
  3. Step 3: Cross multiply
    38,043.11x = 57,076.95 × 18,323.12
  4. Step 4: Simplify right side
    38,043.11x = 1,045,827,804.08
  5. Step 5: Solve for x
    x = 1,045,827,804.08/38,043.11
  6. Step 6: Final answer
    x = 27,490.60

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1.5x scale

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.