Home / 47,637.48-71,453.34-21,335.16

Finding the Fourth Proportional to 47,637.48, 71,453.34 and 21,335.16

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Solution

The fourth proportional to 47,637.48, 71,453.34 and 21,335.16 is: 32,001.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,637.48 : 71,453.34 = 21,335.16 : x
  2. Step 2: Convert to fraction form
    47,637.48/71,453.34 = 21,335.16/x
  3. Step 3: Cross multiply
    47,637.48x = 71,453.34 × 21,335.16
  4. Step 4: Simplify right side
    47,637.48x = 1,524,468,441.43
  5. Step 5: Solve for x
    x = 1,524,468,441.43/47,637.48
  6. Step 6: Final answer
    x = 32,001.45

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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.