Home / 18,811.74-25,961.04-10,746.10

Finding the Fourth Proportional to 18,811.74, 25,961.04 and 10,746.10

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Solution

The fourth proportional to 18,811.74, 25,961.04 and 10,746.10 is: 14,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,811.74 : 25,961.04 = 10,746.10 : x
  2. Step 2: Convert to fraction form
    18,811.74/25,961.04 = 10,746.10/x
  3. Step 3: Cross multiply
    18,811.74x = 25,961.04 × 10,746.10
  4. Step 4: Simplify right side
    18,811.74x = 278,979,931.94
  5. Step 5: Solve for x
    x = 278,979,931.94/18,811.74
  6. Step 6: Final answer
    x = 14,830.10

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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.