Home / 47,242.56-70,872.96-17,681.28

Finding the Fourth Proportional to 47,242.56, 70,872.96 and 17,681.28

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Solution

The fourth proportional to 47,242.56, 70,872.96 and 17,681.28 is: 26,525.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,242.56 : 70,872.96 = 17,681.28 : x
  2. Step 2: Convert to fraction form
    47,242.56/70,872.96 = 17,681.28/x
  3. Step 3: Cross multiply
    47,242.56x = 70,872.96 × 17,681.28
  4. Step 4: Simplify right side
    47,242.56x = 1,253,124,650.19
  5. Step 5: Solve for x
    x = 1,253,124,650.19/47,242.56
  6. Step 6: Final answer
    x = 26,525.33

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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.