Home / 47,962.27-71,937.93-12,904.66

Finding the Fourth Proportional to 47,962.27, 71,937.93 and 12,904.66

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Solution

The fourth proportional to 47,962.27, 71,937.93 and 12,904.66 is: 19,355.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,962.27 : 71,937.93 = 12,904.66 : x
  2. Step 2: Convert to fraction form
    47,962.27/71,937.93 = 12,904.66/x
  3. Step 3: Cross multiply
    47,962.27x = 71,937.93 × 12,904.66
  4. Step 4: Simplify right side
    47,962.27x = 928,334,168.06
  5. Step 5: Solve for x
    x = 928,334,168.06/47,962.27
  6. Step 6: Final answer
    x = 19,355.51

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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.