Home / 34,509.14-47,625.87-19,405.58

Finding the Fourth Proportional to 34,509.14, 47,625.87 and 19,405.58

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Solution

The fourth proportional to 34,509.14, 47,625.87 and 19,405.58 is: 26,781.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,509.14 : 47,625.87 = 19,405.58 : x
  2. Step 2: Convert to fraction form
    34,509.14/47,625.87 = 19,405.58/x
  3. Step 3: Cross multiply
    34,509.14x = 47,625.87 × 19,405.58
  4. Step 4: Simplify right side
    34,509.14x = 924,207,630.35
  5. Step 5: Solve for x
    x = 924,207,630.35/34,509.14
  6. Step 6: Final answer
    x = 26,781.53

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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.