Home / 12,675.59-19,014.75-5,275.94

Finding the Fourth Proportional to 12,675.59, 19,014.75 and 5,275.94

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Solution

The fourth proportional to 12,675.59, 19,014.75 and 5,275.94 is: 7,914.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,675.59 : 19,014.75 = 5,275.94 : x
  2. Step 2: Convert to fraction form
    12,675.59/19,014.75 = 5,275.94/x
  3. Step 3: Cross multiply
    12,675.59x = 19,014.75 × 5,275.94
  4. Step 4: Simplify right side
    12,675.59x = 100,320,585.04
  5. Step 5: Solve for x
    x = 100,320,585.04/12,675.59
  6. Step 6: Final answer
    x = 7,914.47

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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.