Home / 18,746.08-25,867.92-10,362.40

Finding the Fourth Proportional to 18,746.08, 25,867.92 and 10,362.40

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Solution

The fourth proportional to 18,746.08, 25,867.92 and 10,362.40 is: 14,299.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,746.08 : 25,867.92 = 10,362.40 : x
  2. Step 2: Convert to fraction form
    18,746.08/25,867.92 = 10,362.40/x
  3. Step 3: Cross multiply
    18,746.08x = 25,867.92 × 10,362.40
  4. Step 4: Simplify right side
    18,746.08x = 268,053,734.21
  5. Step 5: Solve for x
    x = 268,053,734.21/18,746.08
  6. Step 6: Final answer
    x = 14,299.19

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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.