Home / 47,407.02-71,055.78-17,805.96

Finding the Fourth Proportional to 47,407.02, 71,055.78 and 17,805.96

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Solution

The fourth proportional to 47,407.02, 71,055.78 and 17,805.96 is: 26,688.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,407.02 : 71,055.78 = 17,805.96 : x
  2. Step 2: Convert to fraction form
    47,407.02/71,055.78 = 17,805.96/x
  3. Step 3: Cross multiply
    47,407.02x = 71,055.78 × 17,805.96
  4. Step 4: Simplify right side
    47,407.02x = 1,265,216,376.45
  5. Step 5: Solve for x
    x = 1,265,216,376.45/47,407.02
  6. Step 6: Final answer
    x = 26,688.38

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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.