Home / 13,263.93-18,305.30-7,296.76

Finding the Fourth Proportional to 13,263.93, 18,305.30 and 7,296.76

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Solution

The fourth proportional to 13,263.93, 18,305.30 and 7,296.76 is: 10,070.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263.93 : 18,305.30 = 7,296.76 : x
  2. Step 2: Convert to fraction form
    13,263.93/18,305.30 = 7,296.76/x
  3. Step 3: Cross multiply
    13,263.93x = 18,305.30 × 7,296.76
  4. Step 4: Simplify right side
    13,263.93x = 133,569,380.83
  5. Step 5: Solve for x
    x = 133,569,380.83/13,263.93
  6. Step 6: Final answer
    x = 10,070.12

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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.