Home / 51,202.90-76,812.45-17,922.16

Finding the Fourth Proportional to 51,202.90, 76,812.45 and 17,922.16

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Solution

The fourth proportional to 51,202.90, 76,812.45 and 17,922.16 is: 26,886.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,202.90 : 76,812.45 = 17,922.16 : x
  2. Step 2: Convert to fraction form
    51,202.90/76,812.45 = 17,922.16/x
  3. Step 3: Cross multiply
    51,202.90x = 76,812.45 × 17,922.16
  4. Step 4: Simplify right side
    51,202.90x = 1,376,645,018.89
  5. Step 5: Solve for x
    x = 1,376,645,018.89/51,202.90
  6. Step 6: Final answer
    x = 26,886.08

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1.5x scale

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.