Home / 34,778.61-52,173.12-12,597.17

Finding the Fourth Proportional to 34,778.61, 52,173.12 and 12,597.17

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Solution

The fourth proportional to 34,778.61, 52,173.12 and 12,597.17 is: 18,897.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,778.61 : 52,173.12 = 12,597.17 : x
  2. Step 2: Convert to fraction form
    34,778.61/52,173.12 = 12,597.17/x
  3. Step 3: Cross multiply
    34,778.61x = 52,173.12 × 12,597.17
  4. Step 4: Simplify right side
    34,778.61x = 657,233,448.44
  5. Step 5: Solve for x
    x = 657,233,448.44/34,778.61
  6. Step 6: Final answer
    x = 18,897.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.