Home / 47,264.24-70,902.84-20,968.40

Finding the Fourth Proportional to 47,264.24, 70,902.84 and 20,968.40

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Solution

The fourth proportional to 47,264.24, 70,902.84 and 20,968.40 is: 31,455.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,264.24 : 70,902.84 = 20,968.40 : x
  2. Step 2: Convert to fraction form
    47,264.24/70,902.84 = 20,968.40/x
  3. Step 3: Cross multiply
    47,264.24x = 70,902.84 × 20,968.40
  4. Step 4: Simplify right side
    47,264.24x = 1,486,719,110.26
  5. Step 5: Solve for x
    x = 1,486,719,110.26/47,264.24
  6. Step 6: Final answer
    x = 31,455.47

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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.