Home / 14,135.52-19,515.47-8,837.51

Finding the Fourth Proportional to 14,135.52, 19,515.47 and 8,837.51

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Solution

The fourth proportional to 14,135.52, 19,515.47 and 8,837.51 is: 12,201.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,135.52 : 19,515.47 = 8,837.51 : x
  2. Step 2: Convert to fraction form
    14,135.52/19,515.47 = 8,837.51/x
  3. Step 3: Cross multiply
    14,135.52x = 19,515.47 × 8,837.51
  4. Step 4: Simplify right side
    14,135.52x = 172,468,161.28
  5. Step 5: Solve for x
    x = 172,468,161.28/14,135.52
  6. Step 6: Final answer
    x = 12,201.05

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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.