Home / 26,999.48-37,247.76-16,921.05

Finding the Fourth Proportional to 26,999.48, 37,247.76 and 16,921.05

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Solution

The fourth proportional to 26,999.48, 37,247.76 and 16,921.05 is: 23,343.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,999.48 : 37,247.76 = 16,921.05 : x
  2. Step 2: Convert to fraction form
    26,999.48/37,247.76 = 16,921.05/x
  3. Step 3: Cross multiply
    26,999.48x = 37,247.76 × 16,921.05
  4. Step 4: Simplify right side
    26,999.48x = 630,271,209.35
  5. Step 5: Solve for x
    x = 630,271,209.35/26,999.48
  6. Step 6: Final answer
    x = 23,343.83

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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.