Home / 26,079.14-35,989.17-14,142.45

Finding the Fourth Proportional to 26,079.14, 35,989.17 and 14,142.45

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Solution

The fourth proportional to 26,079.14, 35,989.17 and 14,142.45 is: 19,516.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,079.14 : 35,989.17 = 14,142.45 : x
  2. Step 2: Convert to fraction form
    26,079.14/35,989.17 = 14,142.45/x
  3. Step 3: Cross multiply
    26,079.14x = 35,989.17 × 14,142.45
  4. Step 4: Simplify right side
    26,079.14x = 508,975,037.27
  5. Step 5: Solve for x
    x = 508,975,037.27/26,079.14
  6. Step 6: Final answer
    x = 19,516.56

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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.