Home / 19,209.33-26,505.66-10,709.61

Finding the Fourth Proportional to 19,209.33, 26,505.66 and 10,709.61

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Solution

The fourth proportional to 19,209.33, 26,505.66 and 10,709.61 is: 14,777.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209.33 : 26,505.66 = 10,709.61 : x
  2. Step 2: Convert to fraction form
    19,209.33/26,505.66 = 10,709.61/x
  3. Step 3: Cross multiply
    19,209.33x = 26,505.66 × 10,709.61
  4. Step 4: Simplify right side
    19,209.33x = 283,865,281.39
  5. Step 5: Solve for x
    x = 283,865,281.39/19,209.33
  6. Step 6: Final answer
    x = 14,777.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.