Home / 46,281.78-69,370.20-19,611.16

Finding the Fourth Proportional to 46,281.78, 69,370.20 and 19,611.16

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Solution

The fourth proportional to 46,281.78, 69,370.20 and 19,611.16 is: 29,394.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,281.78 : 69,370.20 = 19,611.16 : x
  2. Step 2: Convert to fraction form
    46,281.78/69,370.20 = 19,611.16/x
  3. Step 3: Cross multiply
    46,281.78x = 69,370.20 × 19,611.16
  4. Step 4: Simplify right side
    46,281.78x = 1,360,430,253.06
  5. Step 5: Solve for x
    x = 1,360,430,253.06/46,281.78
  6. Step 6: Final answer
    x = 29,394.51

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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.