Home / 13,277.93-18,323.63-7,309.44

Finding the Fourth Proportional to 13,277.93, 18,323.63 and 7,309.44

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Solution

The fourth proportional to 13,277.93, 18,323.63 and 7,309.44 is: 10,087.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.93 : 18,323.63 = 7,309.44 : x
  2. Step 2: Convert to fraction form
    13,277.93/18,323.63 = 7,309.44/x
  3. Step 3: Cross multiply
    13,277.93x = 18,323.63 × 7,309.44
  4. Step 4: Simplify right side
    13,277.93x = 133,935,437.52
  5. Step 5: Solve for x
    x = 133,935,437.52/13,277.93
  6. Step 6: Final answer
    x = 10,087.08

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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.