Home / 23,455.64-32,368.87-12,845.18

Finding the Fourth Proportional to 23,455.64, 32,368.87 and 12,845.18

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Solution

The fourth proportional to 23,455.64, 32,368.87 and 12,845.18 is: 17,726.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,455.64 : 32,368.87 = 12,845.18 : x
  2. Step 2: Convert to fraction form
    23,455.64/32,368.87 = 12,845.18/x
  3. Step 3: Cross multiply
    23,455.64x = 32,368.87 × 12,845.18
  4. Step 4: Simplify right side
    23,455.64x = 415,783,961.55
  5. Step 5: Solve for x
    x = 415,783,961.55/23,455.64
  6. Step 6: Final answer
    x = 17,726.40

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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.