Home / 12,854.51-19,281.71-4,532.52

Finding the Fourth Proportional to 12,854.51, 19,281.71 and 4,532.52

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Solution

The fourth proportional to 12,854.51, 19,281.71 and 4,532.52 is: 6,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,854.51 : 19,281.71 = 4,532.52 : x
  2. Step 2: Convert to fraction form
    12,854.51/19,281.71 = 4,532.52/x
  3. Step 3: Cross multiply
    12,854.51x = 19,281.71 × 4,532.52
  4. Step 4: Simplify right side
    12,854.51x = 87,394,713.55
  5. Step 5: Solve for x
    x = 87,394,713.55/12,854.51
  6. Step 6: Final answer
    x = 6,798.76

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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.