Home / 13,069.52-18,034.63-7,403.13

Finding the Fourth Proportional to 13,069.52, 18,034.63 and 7,403.13

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Solution

The fourth proportional to 13,069.52, 18,034.63 and 7,403.13 is: 10,215.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,069.52 : 18,034.63 = 7,403.13 : x
  2. Step 2: Convert to fraction form
    13,069.52/18,034.63 = 7,403.13/x
  3. Step 3: Cross multiply
    13,069.52x = 18,034.63 × 7,403.13
  4. Step 4: Simplify right side
    13,069.52x = 133,512,710.39
  5. Step 5: Solve for x
    x = 133,512,710.39/13,069.52
  6. Step 6: Final answer
    x = 10,215.58

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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.