Home / 47,316.35-70,972.97-19,228.07

Finding the Fourth Proportional to 47,316.35, 70,972.97 and 19,228.07

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Solution

The fourth proportional to 47,316.35, 70,972.97 and 19,228.07 is: 28,841.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,316.35 : 70,972.97 = 19,228.07 : x
  2. Step 2: Convert to fraction form
    47,316.35/70,972.97 = 19,228.07/x
  3. Step 3: Cross multiply
    47,316.35x = 70,972.97 × 19,228.07
  4. Step 4: Simplify right side
    47,316.35x = 1,364,672,784.26
  5. Step 5: Solve for x
    x = 1,364,672,784.26/47,316.35
  6. Step 6: Final answer
    x = 28,841.47

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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.