Home / 38,018.42-57,013.44-13,051.38

Finding the Fourth Proportional to 38,018.42, 57,013.44 and 13,051.38

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Solution

The fourth proportional to 38,018.42, 57,013.44 and 13,051.38 is: 19,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,018.42 : 57,013.44 = 13,051.38 : x
  2. Step 2: Convert to fraction form
    38,018.42/57,013.44 = 13,051.38/x
  3. Step 3: Cross multiply
    38,018.42x = 57,013.44 × 13,051.38
  4. Step 4: Simplify right side
    38,018.42x = 744,104,070.55
  5. Step 5: Solve for x
    x = 744,104,070.55/38,018.42
  6. Step 6: Final answer
    x = 19,572.20

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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.