Home / 25,904.10-38,856.15-17,588.10

Finding the Fourth Proportional to 25,904.10, 38,856.15 and 17,588.10

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Solution

The fourth proportional to 25,904.10, 38,856.15 and 17,588.10 is: 26,382.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,904.10 : 38,856.15 = 17,588.10 : x
  2. Step 2: Convert to fraction form
    25,904.10/38,856.15 = 17,588.10/x
  3. Step 3: Cross multiply
    25,904.10x = 38,856.15 × 17,588.10
  4. Step 4: Simplify right side
    25,904.10x = 683,405,851.82
  5. Step 5: Solve for x
    x = 683,405,851.82/25,904.10
  6. Step 6: Final answer
    x = 26,382.15

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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.