Home / 28,204.81-38,908.86-23,726.93

Finding the Fourth Proportional to 28,204.81, 38,908.86 and 23,726.93

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Solution

The fourth proportional to 28,204.81, 38,908.86 and 23,726.93 is: 32,731.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,204.81 : 38,908.86 = 23,726.93 : x
  2. Step 2: Convert to fraction form
    28,204.81/38,908.86 = 23,726.93/x
  3. Step 3: Cross multiply
    28,204.81x = 38,908.86 × 23,726.93
  4. Step 4: Simplify right side
    28,204.81x = 923,187,514.08
  5. Step 5: Solve for x
    x = 923,187,514.08/28,204.81
  6. Step 6: Final answer
    x = 32,731.57

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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.