Home / 18,300.04-25,257.70-10,342.36

Finding the Fourth Proportional to 18,300.04, 25,257.70 and 10,342.36

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Solution

The fourth proportional to 18,300.04, 25,257.70 and 10,342.36 is: 14,274.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.04 : 25,257.70 = 10,342.36 : x
  2. Step 2: Convert to fraction form
    18,300.04/25,257.70 = 10,342.36/x
  3. Step 3: Cross multiply
    18,300.04x = 25,257.70 × 10,342.36
  4. Step 4: Simplify right side
    18,300.04x = 261,224,226.17
  5. Step 5: Solve for x
    x = 261,224,226.17/18,300.04
  6. Step 6: Final answer
    x = 14,274.52

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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.