Home / 16,417.10-22,640.22-13,070.96

Finding the Fourth Proportional to 16,417.10, 22,640.22 and 13,070.96

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Solution

The fourth proportional to 16,417.10, 22,640.22 and 13,070.96 is: 18,025.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,417.10 : 22,640.22 = 13,070.96 : x
  2. Step 2: Convert to fraction form
    16,417.10/22,640.22 = 13,070.96/x
  3. Step 3: Cross multiply
    16,417.10x = 22,640.22 × 13,070.96
  4. Step 4: Simplify right side
    16,417.10x = 295,929,410.01
  5. Step 5: Solve for x
    x = 295,929,410.01/16,417.10
  6. Step 6: Final answer
    x = 18,025.68

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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.