Home / 13,382.26-18,460.07-10,539.16

Finding the Fourth Proportional to 13,382.26, 18,460.07 and 10,539.16

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Solution

The fourth proportional to 13,382.26, 18,460.07 and 10,539.16 is: 14,538.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382.26 : 18,460.07 = 10,539.16 : x
  2. Step 2: Convert to fraction form
    13,382.26/18,460.07 = 10,539.16/x
  3. Step 3: Cross multiply
    13,382.26x = 18,460.07 × 10,539.16
  4. Step 4: Simplify right side
    13,382.26x = 194,553,539.04
  5. Step 5: Solve for x
    x = 194,553,539.04/13,382.26
  6. Step 6: Final answer
    x = 14,538.17

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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.