Home / 47,015.16-70,541.18-20,701.44

Finding the Fourth Proportional to 47,015.16, 70,541.18 and 20,701.44

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Solution

The fourth proportional to 47,015.16, 70,541.18 and 20,701.44 is: 31,060.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,015.16 : 70,541.18 = 20,701.44 : x
  2. Step 2: Convert to fraction form
    47,015.16/70,541.18 = 20,701.44/x
  3. Step 3: Cross multiply
    47,015.16x = 70,541.18 × 20,701.44
  4. Step 4: Simplify right side
    47,015.16x = 1,460,304,005.30
  5. Step 5: Solve for x
    x = 1,460,304,005.30/47,015.16
  6. Step 6: Final answer
    x = 31,060.28

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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.