Home / 22,577.64-31,157.39-12,506.24

Finding the Fourth Proportional to 22,577.64, 31,157.39 and 12,506.24

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Solution

The fourth proportional to 22,577.64, 31,157.39 and 12,506.24 is: 17,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,577.64 : 31,157.39 = 12,506.24 : x
  2. Step 2: Convert to fraction form
    22,577.64/31,157.39 = 12,506.24/x
  3. Step 3: Cross multiply
    22,577.64x = 31,157.39 × 12,506.24
  4. Step 4: Simplify right side
    22,577.64x = 389,661,672.59
  5. Step 5: Solve for x
    x = 389,661,672.59/22,577.64
  6. Step 6: Final answer
    x = 17,258.74

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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.