Home / 26,914.39-37,142.10-14,978.23

Finding the Fourth Proportional to 26,914.39, 37,142.10 and 14,978.23

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Solution

The fourth proportional to 26,914.39, 37,142.10 and 14,978.23 is: 20,670.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,914.39 : 37,142.10 = 14,978.23 : x
  2. Step 2: Convert to fraction form
    26,914.39/37,142.10 = 14,978.23/x
  3. Step 3: Cross multiply
    26,914.39x = 37,142.10 × 14,978.23
  4. Step 4: Simplify right side
    26,914.39x = 556,322,916.48
  5. Step 5: Solve for x
    x = 556,322,916.48/26,914.39
  6. Step 6: Final answer
    x = 20,670.09

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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.