Home / 51,796.16-71,479.20-29,440.32

Finding the Fourth Proportional to 51,796.16, 71,479.20 and 29,440.32

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Solution

The fourth proportional to 51,796.16, 71,479.20 and 29,440.32 is: 40,627.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,796.16 : 71,479.20 = 29,440.32 : x
  2. Step 2: Convert to fraction form
    51,796.16/71,479.20 = 29,440.32/x
  3. Step 3: Cross multiply
    51,796.16x = 71,479.20 × 29,440.32
  4. Step 4: Simplify right side
    51,796.16x = 2,104,370,521.34
  5. Step 5: Solve for x
    x = 2,104,370,521.34/51,796.16
  6. Step 6: Final answer
    x = 40,627.93

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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.