Home / 47,292-70,939.08-14,011.44

Finding the Fourth Proportional to 47,292, 70,939.08 and 14,011.44

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Solution

The fourth proportional to 47,292, 70,939.08 and 14,011.44 is: 21,017.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,292 : 70,939.08 = 14,011.44 : x
  2. Step 2: Convert to fraction form
    47,292/70,939.08 = 14,011.44/x
  3. Step 3: Cross multiply
    47,292x = 70,939.08 × 14,011.44
  4. Step 4: Simplify right side
    47,292x = 993,958,663.08
  5. Step 5: Solve for x
    x = 993,958,663.08/47,292
  6. Step 6: Final answer
    x = 21,017.48

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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.