Home / 38,045.19-57,070.53-11,746.53

Finding the Fourth Proportional to 38,045.19, 57,070.53 and 11,746.53

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Solution

The fourth proportional to 38,045.19, 57,070.53 and 11,746.53 is: 17,620.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,045.19 : 57,070.53 = 11,746.53 : x
  2. Step 2: Convert to fraction form
    38,045.19/57,070.53 = 11,746.53/x
  3. Step 3: Cross multiply
    38,045.19x = 57,070.53 × 11,746.53
  4. Step 4: Simplify right side
    38,045.19x = 670,380,692.76
  5. Step 5: Solve for x
    x = 670,380,692.76/38,045.19
  6. Step 6: Final answer
    x = 17,620.64

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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.