Home / 34,074.03-47,021.80-18,966.45

Finding the Fourth Proportional to 34,074.03, 47,021.80 and 18,966.45

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Solution

The fourth proportional to 34,074.03, 47,021.80 and 18,966.45 is: 26,173.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,074.03 : 47,021.80 = 18,966.45 : x
  2. Step 2: Convert to fraction form
    34,074.03/47,021.80 = 18,966.45/x
  3. Step 3: Cross multiply
    34,074.03x = 47,021.80 × 18,966.45
  4. Step 4: Simplify right side
    34,074.03x = 891,836,523.78
  5. Step 5: Solve for x
    x = 891,836,523.78/34,074.03
  6. Step 6: Final answer
    x = 26,173.50

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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.