Home / 34,078.50-47,024.55-18,967.68

Finding the Fourth Proportional to 34,078.50, 47,024.55 and 18,967.68

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Solution

The fourth proportional to 34,078.50, 47,024.55 and 18,967.68 is: 26,173.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,078.50 : 47,024.55 = 18,967.68 : x
  2. Step 2: Convert to fraction form
    34,078.50/47,024.55 = 18,967.68/x
  3. Step 3: Cross multiply
    34,078.50x = 47,024.55 × 18,967.68
  4. Step 4: Simplify right side
    34,078.50x = 891,946,616.54
  5. Step 5: Solve for x
    x = 891,946,616.54/34,078.50
  6. Step 6: Final answer
    x = 26,173.29

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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.