Home / 47,018.53-70,482.84-17,428.42

Finding the Fourth Proportional to 47,018.53, 70,482.84 and 17,428.42

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Solution

The fourth proportional to 47,018.53, 70,482.84 and 17,428.42 is: 26,125.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,018.53 : 70,482.84 = 17,428.42 : x
  2. Step 2: Convert to fraction form
    47,018.53/70,482.84 = 17,428.42/x
  3. Step 3: Cross multiply
    47,018.53x = 70,482.84 × 17,428.42
  4. Step 4: Simplify right side
    47,018.53x = 1,228,404,538.31
  5. Step 5: Solve for x
    x = 1,228,404,538.31/47,018.53
  6. Step 6: Final answer
    x = 26,125.97

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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.