Home / 19,406.23-26,780.52-10,908.58

Finding the Fourth Proportional to 19,406.23, 26,780.52 and 10,908.58

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Solution

The fourth proportional to 19,406.23, 26,780.52 and 10,908.58 is: 15,053.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,406.23 : 26,780.52 = 10,908.58 : x
  2. Step 2: Convert to fraction form
    19,406.23/26,780.52 = 10,908.58/x
  3. Step 3: Cross multiply
    19,406.23x = 26,780.52 × 10,908.58
  4. Step 4: Simplify right side
    19,406.23x = 292,137,444.86
  5. Step 5: Solve for x
    x = 292,137,444.86/19,406.23
  6. Step 6: Final answer
    x = 15,053.80

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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.