Home / 47,376.23-71,058.83-12,318.62

Finding the Fourth Proportional to 47,376.23, 71,058.83 and 12,318.62

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Solution

The fourth proportional to 47,376.23, 71,058.83 and 12,318.62 is: 18,476.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,376.23 : 71,058.83 = 12,318.62 : x
  2. Step 2: Convert to fraction form
    47,376.23/71,058.83 = 12,318.62/x
  3. Step 3: Cross multiply
    47,376.23x = 71,058.83 × 12,318.62
  4. Step 4: Simplify right side
    47,376.23x = 875,346,307.53
  5. Step 5: Solve for x
    x = 875,346,307.53/47,376.23
  6. Step 6: Final answer
    x = 18,476.49

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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.