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Finding the Fourth Proportional to 19,444.50, 26,833.41 and 10,612.50

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Solution

The fourth proportional to 19,444.50, 26,833.41 and 10,612.50 is: 14,645.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,444.50 : 26,833.41 = 10,612.50 : x
  2. Step 2: Convert to fraction form
    19,444.50/26,833.41 = 10,612.50/x
  3. Step 3: Cross multiply
    19,444.50x = 26,833.41 × 10,612.50
  4. Step 4: Simplify right side
    19,444.50x = 284,769,563.63
  5. Step 5: Solve for x
    x = 284,769,563.63/19,444.50
  6. Step 6: Final answer
    x = 14,645.25

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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.