Home / 12,851.48-19,275.05-4,529.54

Finding the Fourth Proportional to 12,851.48, 19,275.05 and 4,529.54

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Solution

The fourth proportional to 12,851.48, 19,275.05 and 4,529.54 is: 6,793.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,851.48 : 19,275.05 = 4,529.54 : x
  2. Step 2: Convert to fraction form
    12,851.48/19,275.05 = 4,529.54/x
  3. Step 3: Cross multiply
    12,851.48x = 19,275.05 × 4,529.54
  4. Step 4: Simplify right side
    12,851.48x = 87,307,024.93
  5. Step 5: Solve for x
    x = 87,307,024.93/12,851.48
  6. Step 6: Final answer
    x = 6,793.54

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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.