Home / 15,444.36-23,161.32-5,053.68

Finding the Fourth Proportional to 15,444.36, 23,161.32 and 5,053.68

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Solution

The fourth proportional to 15,444.36, 23,161.32 and 5,053.68 is: 7,578.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,444.36 : 23,161.32 = 5,053.68 : x
  2. Step 2: Convert to fraction form
    15,444.36/23,161.32 = 5,053.68/x
  3. Step 3: Cross multiply
    15,444.36x = 23,161.32 × 5,053.68
  4. Step 4: Simplify right side
    15,444.36x = 117,049,899.66
  5. Step 5: Solve for x
    x = 117,049,899.66/15,444.36
  6. Step 6: Final answer
    x = 7,578.81

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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.