Home / 26,926.11-37,157.40-14,989.21

Finding the Fourth Proportional to 26,926.11, 37,157.40 and 14,989.21

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Solution

The fourth proportional to 26,926.11, 37,157.40 and 14,989.21 is: 20,684.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,926.11 : 37,157.40 = 14,989.21 : x
  2. Step 2: Convert to fraction form
    26,926.11/37,157.40 = 14,989.21/x
  3. Step 3: Cross multiply
    26,926.11x = 37,157.40 × 14,989.21
  4. Step 4: Simplify right side
    26,926.11x = 556,959,978.76
  5. Step 5: Solve for x
    x = 556,959,978.76/26,926.11
  6. Step 6: Final answer
    x = 20,684.75

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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.