Home / 38,913.30-58,360.73-17,840.21

Finding the Fourth Proportional to 38,913.30, 58,360.73 and 17,840.21

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Solution

The fourth proportional to 38,913.30, 58,360.73 and 17,840.21 is: 26,756.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,913.30 : 58,360.73 = 17,840.21 : x
  2. Step 2: Convert to fraction form
    38,913.30/58,360.73 = 17,840.21/x
  3. Step 3: Cross multiply
    38,913.30x = 58,360.73 × 17,840.21
  4. Step 4: Simplify right side
    38,913.30x = 1,041,167,297.95
  5. Step 5: Solve for x
    x = 1,041,167,297.95/38,913.30
  6. Step 6: Final answer
    x = 26,756.08

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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.