Home / 23,215.66-32,038.26-13,656.24

Finding the Fourth Proportional to 23,215.66, 32,038.26 and 13,656.24

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Solution

The fourth proportional to 23,215.66, 32,038.26 and 13,656.24 is: 18,845.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,215.66 : 32,038.26 = 13,656.24 : x
  2. Step 2: Convert to fraction form
    23,215.66/32,038.26 = 13,656.24/x
  3. Step 3: Cross multiply
    23,215.66x = 32,038.26 × 13,656.24
  4. Step 4: Simplify right side
    23,215.66x = 437,522,167.74
  5. Step 5: Solve for x
    x = 437,522,167.74/23,215.66
  6. Step 6: Final answer
    x = 18,845.99

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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.