Home / 26,909.28-37,131.12-14,971.08

Finding the Fourth Proportional to 26,909.28, 37,131.12 and 14,971.08

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Solution

The fourth proportional to 26,909.28, 37,131.12 and 14,971.08 is: 20,658.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,909.28 : 37,131.12 = 14,971.08 : x
  2. Step 2: Convert to fraction form
    26,909.28/37,131.12 = 14,971.08/x
  3. Step 3: Cross multiply
    26,909.28x = 37,131.12 × 14,971.08
  4. Step 4: Simplify right side
    26,909.28x = 555,892,968.01
  5. Step 5: Solve for x
    x = 555,892,968.01/26,909.28
  6. Step 6: Final answer
    x = 20,658.04

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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.