Home / 23,318.51-32,188.88-13,885.25

Finding the Fourth Proportional to 23,318.51, 32,188.88 and 13,885.25

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Solution

The fourth proportional to 23,318.51, 32,188.88 and 13,885.25 is: 19,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,318.51 : 32,188.88 = 13,885.25 : x
  2. Step 2: Convert to fraction form
    23,318.51/32,188.88 = 13,885.25/x
  3. Step 3: Cross multiply
    23,318.51x = 32,188.88 × 13,885.25
  4. Step 4: Simplify right side
    23,318.51x = 446,950,576.59
  5. Step 5: Solve for x
    x = 446,950,576.59/23,318.51
  6. Step 6: Final answer
    x = 19,167.20

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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.