Home / 13,132.36-19,705.02-9,625.84

Finding the Fourth Proportional to 13,132.36, 19,705.02 and 9,625.84

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Solution

The fourth proportional to 13,132.36, 19,705.02 and 9,625.84 is: 14,443.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,132.36 : 19,705.02 = 9,625.84 : x
  2. Step 2: Convert to fraction form
    13,132.36/19,705.02 = 9,625.84/x
  3. Step 3: Cross multiply
    13,132.36x = 19,705.02 × 9,625.84
  4. Step 4: Simplify right side
    13,132.36x = 189,677,369.72
  5. Step 5: Solve for x
    x = 189,677,369.72/13,132.36
  6. Step 6: Final answer
    x = 14,443.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.