Home / 13,372.95-20,029.83-9,146.17

Finding the Fourth Proportional to 13,372.95, 20,029.83 and 9,146.17

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Solution

The fourth proportional to 13,372.95, 20,029.83 and 9,146.17 is: 13,699.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,372.95 : 20,029.83 = 9,146.17 : x
  2. Step 2: Convert to fraction form
    13,372.95/20,029.83 = 9,146.17/x
  3. Step 3: Cross multiply
    13,372.95x = 20,029.83 × 9,146.17
  4. Step 4: Simplify right side
    13,372.95x = 183,196,159.77
  5. Step 5: Solve for x
    x = 183,196,159.77/13,372.95
  6. Step 6: Final answer
    x = 13,699.01

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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.