Home / 26,146.89-39,220.32-10,575.45

Finding the Fourth Proportional to 26,146.89, 39,220.32 and 10,575.45

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Solution

The fourth proportional to 26,146.89, 39,220.32 and 10,575.45 is: 15,863.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,146.89 : 39,220.32 = 10,575.45 : x
  2. Step 2: Convert to fraction form
    26,146.89/39,220.32 = 10,575.45/x
  3. Step 3: Cross multiply
    26,146.89x = 39,220.32 × 10,575.45
  4. Step 4: Simplify right side
    26,146.89x = 414,772,533.14
  5. Step 5: Solve for x
    x = 414,772,533.14/26,146.89
  6. Step 6: Final answer
    x = 15,863.17

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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.