Home / 26,914.64-37,142.45-14,978.48

Finding the Fourth Proportional to 26,914.64, 37,142.45 and 14,978.48

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Solution

The fourth proportional to 26,914.64, 37,142.45 and 14,978.48 is: 20,670.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,914.64 : 37,142.45 = 14,978.48 : x
  2. Step 2: Convert to fraction form
    26,914.64/37,142.45 = 14,978.48/x
  3. Step 3: Cross multiply
    26,914.64x = 37,142.45 × 14,978.48
  4. Step 4: Simplify right side
    26,914.64x = 556,337,444.48
  5. Step 5: Solve for x
    x = 556,337,444.48/26,914.64
  6. Step 6: Final answer
    x = 20,670.44

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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.