Home / 34,319.52-47,361.98-19,212.12

Finding the Fourth Proportional to 34,319.52, 47,361.98 and 19,212.12

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Solution

The fourth proportional to 34,319.52, 47,361.98 and 19,212.12 is: 26,513.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,319.52 : 47,361.98 = 19,212.12 : x
  2. Step 2: Convert to fraction form
    34,319.52/47,361.98 = 19,212.12/x
  3. Step 3: Cross multiply
    34,319.52x = 47,361.98 × 19,212.12
  4. Step 4: Simplify right side
    34,319.52x = 909,924,091.23
  5. Step 5: Solve for x
    x = 909,924,091.23/34,319.52
  6. Step 6: Final answer
    x = 26,513.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.