Home / 38,264.02-57,394.44-13,309.72

Finding the Fourth Proportional to 38,264.02, 57,394.44 and 13,309.72

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Solution

The fourth proportional to 38,264.02, 57,394.44 and 13,309.72 is: 19,964.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,264.02 : 57,394.44 = 13,309.72 : x
  2. Step 2: Convert to fraction form
    38,264.02/57,394.44 = 13,309.72/x
  3. Step 3: Cross multiply
    38,264.02x = 57,394.44 × 13,309.72
  4. Step 4: Simplify right side
    38,264.02x = 763,903,925.96
  5. Step 5: Solve for x
    x = 763,903,925.96/38,264.02
  6. Step 6: Final answer
    x = 19,964.03

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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.