Home / 12,792.58-19,191.47-4,025.46

Finding the Fourth Proportional to 12,792.58, 19,191.47 and 4,025.46

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Solution

The fourth proportional to 12,792.58, 19,191.47 and 4,025.46 is: 6,039.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,792.58 : 19,191.47 = 4,025.46 : x
  2. Step 2: Convert to fraction form
    12,792.58/19,191.47 = 4,025.46/x
  3. Step 3: Cross multiply
    12,792.58x = 19,191.47 × 4,025.46
  4. Step 4: Simplify right side
    12,792.58x = 77,254,378.74
  5. Step 5: Solve for x
    x = 77,254,378.74/12,792.58
  6. Step 6: Final answer
    x = 6,039.00

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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.