Home / 25,665.08-38,490.93-10,866.38

Finding the Fourth Proportional to 25,665.08, 38,490.93 and 10,866.38

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Solution

The fourth proportional to 25,665.08, 38,490.93 and 10,866.38 is: 16,296.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,665.08 : 38,490.93 = 10,866.38 : x
  2. Step 2: Convert to fraction form
    25,665.08/38,490.93 = 10,866.38/x
  3. Step 3: Cross multiply
    25,665.08x = 38,490.93 × 10,866.38
  4. Step 4: Simplify right side
    25,665.08x = 418,256,982.21
  5. Step 5: Solve for x
    x = 418,256,982.21/25,665.08
  6. Step 6: Final answer
    x = 16,296.74

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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.