Home / 23,695.72-32,700.44-13,085.12

Finding the Fourth Proportional to 23,695.72, 32,700.44 and 13,085.12

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Solution

The fourth proportional to 23,695.72, 32,700.44 and 13,085.12 is: 18,057.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,695.72 : 32,700.44 = 13,085.12 : x
  2. Step 2: Convert to fraction form
    23,695.72/32,700.44 = 13,085.12/x
  3. Step 3: Cross multiply
    23,695.72x = 32,700.44 × 13,085.12
  4. Step 4: Simplify right side
    23,695.72x = 427,889,181.45
  5. Step 5: Solve for x
    x = 427,889,181.45/23,695.72
  6. Step 6: Final answer
    x = 18,057.66

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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.