Home / 47,444.48-71,120.64-19,750.40

Finding the Fourth Proportional to 47,444.48, 71,120.64 and 19,750.40

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Solution

The fourth proportional to 47,444.48, 71,120.64 and 19,750.40 is: 29,606.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,444.48 : 71,120.64 = 19,750.40 : x
  2. Step 2: Convert to fraction form
    47,444.48/71,120.64 = 19,750.40/x
  3. Step 3: Cross multiply
    47,444.48x = 71,120.64 × 19,750.40
  4. Step 4: Simplify right side
    47,444.48x = 1,404,661,088.26
  5. Step 5: Solve for x
    x = 1,404,661,088.26/47,444.48
  6. Step 6: Final answer
    x = 29,606.42

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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.