Home / 22,187.52-30,566.73-15,460.93

Finding the Fourth Proportional to 22,187.52, 30,566.73 and 15,460.93

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Solution

The fourth proportional to 22,187.52, 30,566.73 and 15,460.93 is: 21,299.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,187.52 : 30,566.73 = 15,460.93 : x
  2. Step 2: Convert to fraction form
    22,187.52/30,566.73 = 15,460.93/x
  3. Step 3: Cross multiply
    22,187.52x = 30,566.73 × 15,460.93
  4. Step 4: Simplify right side
    22,187.52x = 472,590,072.86
  5. Step 5: Solve for x
    x = 472,590,072.86/22,187.52
  6. Step 6: Final answer
    x = 21,299.82

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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.