Home / 17,686.17-26,528.61-5,999.40

Finding the Fourth Proportional to 17,686.17, 26,528.61 and 5,999.40

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Solution

The fourth proportional to 17,686.17, 26,528.61 and 5,999.40 is: 8,998.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,686.17 : 26,528.61 = 5,999.40 : x
  2. Step 2: Convert to fraction form
    17,686.17/26,528.61 = 5,999.40/x
  3. Step 3: Cross multiply
    17,686.17x = 26,528.61 × 5,999.40
  4. Step 4: Simplify right side
    17,686.17x = 159,155,742.83
  5. Step 5: Solve for x
    x = 159,155,742.83/17,686.17
  6. Step 6: Final answer
    x = 8,998.88

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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.