Home / 37,800.42-52,166.72-21,670.39

Finding the Fourth Proportional to 37,800.42, 52,166.72 and 21,670.39

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Solution

The fourth proportional to 37,800.42, 52,166.72 and 21,670.39 is: 29,906.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,800.42 : 52,166.72 = 21,670.39 : x
  2. Step 2: Convert to fraction form
    37,800.42/52,166.72 = 21,670.39/x
  3. Step 3: Cross multiply
    37,800.42x = 52,166.72 × 21,670.39
  4. Step 4: Simplify right side
    37,800.42x = 1,130,473,167.42
  5. Step 5: Solve for x
    x = 1,130,473,167.42/37,800.42
  6. Step 6: Final answer
    x = 29,906.37

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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.