Home / 19,561.09-26,994.31-10,608.59

Finding the Fourth Proportional to 19,561.09, 26,994.31 and 10,608.59

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Solution

The fourth proportional to 19,561.09, 26,994.31 and 10,608.59 is: 14,639.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,561.09 : 26,994.31 = 10,608.59 : x
  2. Step 2: Convert to fraction form
    19,561.09/26,994.31 = 10,608.59/x
  3. Step 3: Cross multiply
    19,561.09x = 26,994.31 × 10,608.59
  4. Step 4: Simplify right side
    19,561.09x = 286,371,432.15
  5. Step 5: Solve for x
    x = 286,371,432.15/19,561.09
  6. Step 6: Final answer
    x = 14,639.85

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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.