Home / 17,856.23-26,785.55-9,088.79

Finding the Fourth Proportional to 17,856.23, 26,785.55 and 9,088.79

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Solution

The fourth proportional to 17,856.23, 26,785.55 and 9,088.79 is: 13,633.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.23 : 26,785.55 = 9,088.79 : x
  2. Step 2: Convert to fraction form
    17,856.23/26,785.55 = 9,088.79/x
  3. Step 3: Cross multiply
    17,856.23x = 26,785.55 × 9,088.79
  4. Step 4: Simplify right side
    17,856.23x = 243,448,127.78
  5. Step 5: Solve for x
    x = 243,448,127.78/17,856.23
  6. Step 6: Final answer
    x = 13,633.80

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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.