Home / 34,665.18-47,837.98-18,749.64

Finding the Fourth Proportional to 34,665.18, 47,837.98 and 18,749.64

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Solution

The fourth proportional to 34,665.18, 47,837.98 and 18,749.64 is: 25,874.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,665.18 : 47,837.98 = 18,749.64 : x
  2. Step 2: Convert to fraction form
    34,665.18/47,837.98 = 18,749.64/x
  3. Step 3: Cross multiply
    34,665.18x = 47,837.98 × 18,749.64
  4. Step 4: Simplify right side
    34,665.18x = 896,944,903.33
  5. Step 5: Solve for x
    x = 896,944,903.33/34,665.18
  6. Step 6: Final answer
    x = 25,874.52

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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.