Home / 15,619.58-23,439.74-7,300.23

Finding the Fourth Proportional to 15,619.58, 23,439.74 and 7,300.23

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Solution

The fourth proportional to 15,619.58, 23,439.74 and 7,300.23 is: 10,955.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,619.58 : 23,439.74 = 7,300.23 : x
  2. Step 2: Convert to fraction form
    15,619.58/23,439.74 = 7,300.23/x
  3. Step 3: Cross multiply
    15,619.58x = 23,439.74 × 7,300.23
  4. Step 4: Simplify right side
    15,619.58x = 171,115,456.64
  5. Step 5: Solve for x
    x = 171,115,456.64/15,619.58
  6. Step 6: Final answer
    x = 10,955.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.