Home / 47,333.53-70,988.14-14,045.72

Finding the Fourth Proportional to 47,333.53, 70,988.14 and 14,045.72

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Solution

The fourth proportional to 47,333.53, 70,988.14 and 14,045.72 is: 21,064.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,333.53 : 70,988.14 = 14,045.72 : x
  2. Step 2: Convert to fraction form
    47,333.53/70,988.14 = 14,045.72/x
  3. Step 3: Cross multiply
    47,333.53x = 70,988.14 × 14,045.72
  4. Step 4: Simplify right side
    47,333.53x = 997,079,537.76
  5. Step 5: Solve for x
    x = 997,079,537.76/47,333.53
  6. Step 6: Final answer
    x = 21,064.97

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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.