Home / 26,088.78-39,116.16-17,177.14

Finding the Fourth Proportional to 26,088.78, 39,116.16 and 17,177.14

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Solution

The fourth proportional to 26,088.78, 39,116.16 and 17,177.14 is: 25,754.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,088.78 : 39,116.16 = 17,177.14 : x
  2. Step 2: Convert to fraction form
    26,088.78/39,116.16 = 17,177.14/x
  3. Step 3: Cross multiply
    26,088.78x = 39,116.16 × 17,177.14
  4. Step 4: Simplify right side
    26,088.78x = 671,903,756.58
  5. Step 5: Solve for x
    x = 671,903,756.58/26,088.78
  6. Step 6: Final answer
    x = 25,754.51

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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.