Home / 26,462.99-39,671.12-20,250.74

Finding the Fourth Proportional to 26,462.99, 39,671.12 and 20,250.74

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Solution

The fourth proportional to 26,462.99, 39,671.12 and 20,250.74 is: 30,358.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,462.99 : 39,671.12 = 20,250.74 : x
  2. Step 2: Convert to fraction form
    26,462.99/39,671.12 = 20,250.74/x
  3. Step 3: Cross multiply
    26,462.99x = 39,671.12 × 20,250.74
  4. Step 4: Simplify right side
    26,462.99x = 803,369,237.02
  5. Step 5: Solve for x
    x = 803,369,237.02/26,462.99
  6. Step 6: Final answer
    x = 30,358.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.