Home / 47,061.81-70,606.53-18,967.43

Finding the Fourth Proportional to 47,061.81, 70,606.53 and 18,967.43

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Solution

The fourth proportional to 47,061.81, 70,606.53 and 18,967.43 is: 28,456.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,061.81 : 70,606.53 = 18,967.43 : x
  2. Step 2: Convert to fraction form
    47,061.81/70,606.53 = 18,967.43/x
  3. Step 3: Cross multiply
    47,061.81x = 70,606.53 × 18,967.43
  4. Step 4: Simplify right side
    47,061.81x = 1,339,224,591.83
  5. Step 5: Solve for x
    x = 1,339,224,591.83/47,061.81
  6. Step 6: Final answer
    x = 28,456.72

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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.