Home / 12,851.06-19,263.46-7,292.66

Finding the Fourth Proportional to 12,851.06, 19,263.46 and 7,292.66

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Solution

The fourth proportional to 12,851.06, 19,263.46 and 7,292.66 is: 10,931.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,851.06 : 19,263.46 = 7,292.66 : x
  2. Step 2: Convert to fraction form
    12,851.06/19,263.46 = 7,292.66/x
  3. Step 3: Cross multiply
    12,851.06x = 19,263.46 × 7,292.66
  4. Step 4: Simplify right side
    12,851.06x = 140,481,864.20
  5. Step 5: Solve for x
    x = 140,481,864.20/12,851.06
  6. Step 6: Final answer
    x = 10,931.54

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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.