Home / 12,344.49-17,036.46-7,039.53

Finding the Fourth Proportional to 12,344.49, 17,036.46 and 7,039.53

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Solution

The fourth proportional to 12,344.49, 17,036.46 and 7,039.53 is: 9,715.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344.49 : 17,036.46 = 7,039.53 : x
  2. Step 2: Convert to fraction form
    12,344.49/17,036.46 = 7,039.53/x
  3. Step 3: Cross multiply
    12,344.49x = 17,036.46 × 7,039.53
  4. Step 4: Simplify right side
    12,344.49x = 119,928,671.26
  5. Step 5: Solve for x
    x = 119,928,671.26/12,344.49
  6. Step 6: Final answer
    x = 9,715.16

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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.