Home / 19,166.88-26,451.16-10,669.54

Finding the Fourth Proportional to 19,166.88, 26,451.16 and 10,669.54

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Solution

The fourth proportional to 19,166.88, 26,451.16 and 10,669.54 is: 14,724.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166.88 : 26,451.16 = 10,669.54 : x
  2. Step 2: Convert to fraction form
    19,166.88/26,451.16 = 10,669.54/x
  3. Step 3: Cross multiply
    19,166.88x = 26,451.16 × 10,669.54
  4. Step 4: Simplify right side
    19,166.88x = 282,221,709.67
  5. Step 5: Solve for x
    x = 282,221,709.67/19,166.88
  6. Step 6: Final answer
    x = 14,724.45

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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.