Home / 33,766.39-50,655.53-12,988.27

Finding the Fourth Proportional to 33,766.39, 50,655.53 and 12,988.27

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Solution

The fourth proportional to 33,766.39, 50,655.53 and 12,988.27 is: 19,484.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,766.39 : 50,655.53 = 12,988.27 : x
  2. Step 2: Convert to fraction form
    33,766.39/50,655.53 = 12,988.27/x
  3. Step 3: Cross multiply
    33,766.39x = 50,655.53 × 12,988.27
  4. Step 4: Simplify right side
    33,766.39x = 657,927,700.63
  5. Step 5: Solve for x
    x = 657,927,700.63/33,766.39
  6. Step 6: Final answer
    x = 19,484.69

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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.