Home / 19,284.75-26,612.96-10,902.87

Finding the Fourth Proportional to 19,284.75, 26,612.96 and 10,902.87

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Solution

The fourth proportional to 19,284.75, 26,612.96 and 10,902.87 is: 15,045.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.75 : 26,612.96 = 10,902.87 : x
  2. Step 2: Convert to fraction form
    19,284.75/26,612.96 = 10,902.87/x
  3. Step 3: Cross multiply
    19,284.75x = 26,612.96 × 10,902.87
  4. Step 4: Simplify right side
    19,284.75x = 290,157,588.68
  5. Step 5: Solve for x
    x = 290,157,588.68/19,284.75
  6. Step 6: Final answer
    x = 15,045.96

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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.