Home / 19,094.92-28,686.30-13,561.72

Finding the Fourth Proportional to 19,094.92, 28,686.30 and 13,561.72

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Solution

The fourth proportional to 19,094.92, 28,686.30 and 13,561.72 is: 20,373.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,094.92 : 28,686.30 = 13,561.72 : x
  2. Step 2: Convert to fraction form
    19,094.92/28,686.30 = 13,561.72/x
  3. Step 3: Cross multiply
    19,094.92x = 28,686.30 × 13,561.72
  4. Step 4: Simplify right side
    19,094.92x = 389,035,568.44
  5. Step 5: Solve for x
    x = 389,035,568.44/19,094.92
  6. Step 6: Final answer
    x = 20,373.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.