Home / 22,688.52-34,042.54-7,889.38

Finding the Fourth Proportional to 22,688.52, 34,042.54 and 7,889.38

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Solution

The fourth proportional to 22,688.52, 34,042.54 and 7,889.38 is: 11,837.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,688.52 : 34,042.54 = 7,889.38 : x
  2. Step 2: Convert to fraction form
    22,688.52/34,042.54 = 7,889.38/x
  3. Step 3: Cross multiply
    22,688.52x = 34,042.54 × 7,889.38
  4. Step 4: Simplify right side
    22,688.52x = 268,574,534.23
  5. Step 5: Solve for x
    x = 268,574,534.23/22,688.52
  6. Step 6: Final answer
    x = 11,837.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.