Home / 51,990.04-71,753.34-31,848.04

Finding the Fourth Proportional to 51,990.04, 71,753.34 and 31,848.04

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Solution

The fourth proportional to 51,990.04, 71,753.34 and 31,848.04 is: 43,954.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,990.04 : 71,753.34 = 31,848.04 : x
  2. Step 2: Convert to fraction form
    51,990.04/71,753.34 = 31,848.04/x
  3. Step 3: Cross multiply
    51,990.04x = 71,753.34 × 31,848.04
  4. Step 4: Simplify right side
    51,990.04x = 2,285,203,242.45
  5. Step 5: Solve for x
    x = 2,285,203,242.45/51,990.04
  6. Step 6: Final answer
    x = 43,954.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.