Home / 62,890.32-94,351.40-18,518.52

Finding the Fourth Proportional to 62,890.32, 94,351.40 and 18,518.52

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Solution

The fourth proportional to 62,890.32, 94,351.40 and 18,518.52 is: 27,782.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,890.32 : 94,351.40 = 18,518.52 : x
  2. Step 2: Convert to fraction form
    62,890.32/94,351.40 = 18,518.52/x
  3. Step 3: Cross multiply
    62,890.32x = 94,351.40 × 18,518.52
  4. Step 4: Simplify right side
    62,890.32x = 1,747,248,287.93
  5. Step 5: Solve for x
    x = 1,747,248,287.93/62,890.32
  6. Step 6: Final answer
    x = 27,782.47

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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.