Home / 34,255.85-47,272.05-19,148.58

Finding the Fourth Proportional to 34,255.85, 47,272.05 and 19,148.58

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Solution

The fourth proportional to 34,255.85, 47,272.05 and 19,148.58 is: 26,424.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,255.85 : 47,272.05 = 19,148.58 : x
  2. Step 2: Convert to fraction form
    34,255.85/47,272.05 = 19,148.58/x
  3. Step 3: Cross multiply
    34,255.85x = 47,272.05 × 19,148.58
  4. Step 4: Simplify right side
    34,255.85x = 905,192,631.19
  5. Step 5: Solve for x
    x = 905,192,631.19/34,255.85
  6. Step 6: Final answer
    x = 26,424.47

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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.