Home / 26,111.49-39,239.52-25,478.47

Finding the Fourth Proportional to 26,111.49, 39,239.52 and 25,478.47

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Solution

The fourth proportional to 26,111.49, 39,239.52 and 25,478.47 is: 38,288.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,111.49 : 39,239.52 = 25,478.47 : x
  2. Step 2: Convert to fraction form
    26,111.49/39,239.52 = 25,478.47/x
  3. Step 3: Cross multiply
    26,111.49x = 39,239.52 × 25,478.47
  4. Step 4: Simplify right side
    26,111.49x = 999,762,933.13
  5. Step 5: Solve for x
    x = 999,762,933.13/26,111.49
  6. Step 6: Final answer
    x = 38,288.24

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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.