Home / 22,585.41-31,166.64-12,513.24

Finding the Fourth Proportional to 22,585.41, 31,166.64 and 12,513.24

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Solution

The fourth proportional to 22,585.41, 31,166.64 and 12,513.24 is: 17,267.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,585.41 : 31,166.64 = 12,513.24 : x
  2. Step 2: Convert to fraction form
    22,585.41/31,166.64 = 12,513.24/x
  3. Step 3: Cross multiply
    22,585.41x = 31,166.64 × 12,513.24
  4. Step 4: Simplify right side
    22,585.41x = 389,995,646.31
  5. Step 5: Solve for x
    x = 389,995,646.31/22,585.41
  6. Step 6: Final answer
    x = 17,267.59

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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.