Home / 18,746.46-25,870.10-10,362.96

Finding the Fourth Proportional to 18,746.46, 25,870.10 and 10,362.96

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Solution

The fourth proportional to 18,746.46, 25,870.10 and 10,362.96 is: 14,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,746.46 : 25,870.10 = 10,362.96 : x
  2. Step 2: Convert to fraction form
    18,746.46/25,870.10 = 10,362.96/x
  3. Step 3: Cross multiply
    18,746.46x = 25,870.10 × 10,362.96
  4. Step 4: Simplify right side
    18,746.46x = 268,090,759.68
  5. Step 5: Solve for x
    x = 268,090,759.68/18,746.46
  6. Step 6: Final answer
    x = 14,300.87

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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.