Home / 18,730.14-25,848.63-10,346.46

Finding the Fourth Proportional to 18,730.14, 25,848.63 and 10,346.46

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Solution

The fourth proportional to 18,730.14, 25,848.63 and 10,346.46 is: 14,278.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,730.14 : 25,848.63 = 10,346.46 : x
  2. Step 2: Convert to fraction form
    18,730.14/25,848.63 = 10,346.46/x
  3. Step 3: Cross multiply
    18,730.14x = 25,848.63 × 10,346.46
  4. Step 4: Simplify right side
    18,730.14x = 267,441,816.35
  5. Step 5: Solve for x
    x = 267,441,816.35/18,730.14
  6. Step 6: Final answer
    x = 14,278.69

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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.