Home / 47,607.18-71,420.78-18,024.36

Finding the Fourth Proportional to 47,607.18, 71,420.78 and 18,024.36

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Solution

The fourth proportional to 47,607.18, 71,420.78 and 18,024.36 is: 27,040.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,607.18 : 71,420.78 = 18,024.36 : x
  2. Step 2: Convert to fraction form
    47,607.18/71,420.78 = 18,024.36/x
  3. Step 3: Cross multiply
    47,607.18x = 71,420.78 × 18,024.36
  4. Step 4: Simplify right side
    47,607.18x = 1,287,313,895.26
  5. Step 5: Solve for x
    x = 1,287,313,895.26/47,607.18
  6. Step 6: Final answer
    x = 27,040.33

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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.