Home / 26,021.32-35,911.16-14,686.80

Finding the Fourth Proportional to 26,021.32, 35,911.16 and 14,686.80

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Solution

The fourth proportional to 26,021.32, 35,911.16 and 14,686.80 is: 20,268.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,021.32 : 35,911.16 = 14,686.80 : x
  2. Step 2: Convert to fraction form
    26,021.32/35,911.16 = 14,686.80/x
  3. Step 3: Cross multiply
    26,021.32x = 35,911.16 × 14,686.80
  4. Step 4: Simplify right side
    26,021.32x = 527,420,024.69
  5. Step 5: Solve for x
    x = 527,420,024.69/26,021.32
  6. Step 6: Final answer
    x = 20,268.77

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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.