Home / 26,921.10-37,151.08-14,985.48

Finding the Fourth Proportional to 26,921.10, 37,151.08 and 14,985.48

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Solution

The fourth proportional to 26,921.10, 37,151.08 and 14,985.48 is: 20,679.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,921.10 : 37,151.08 = 14,985.48 : x
  2. Step 2: Convert to fraction form
    26,921.10/37,151.08 = 14,985.48/x
  3. Step 3: Cross multiply
    26,921.10x = 37,151.08 × 14,985.48
  4. Step 4: Simplify right side
    26,921.10x = 556,726,728.85
  5. Step 5: Solve for x
    x = 556,726,728.85/26,921.10
  6. Step 6: Final answer
    x = 20,679.94

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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.