Home / 26,297.29-39,461.55-10,509.78

Finding the Fourth Proportional to 26,297.29, 39,461.55 and 10,509.78

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Solution

The fourth proportional to 26,297.29, 39,461.55 and 10,509.78 is: 15,770.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,297.29 : 39,461.55 = 10,509.78 : x
  2. Step 2: Convert to fraction form
    26,297.29/39,461.55 = 10,509.78/x
  3. Step 3: Cross multiply
    26,297.29x = 39,461.55 × 10,509.78
  4. Step 4: Simplify right side
    26,297.29x = 414,732,208.96
  5. Step 5: Solve for x
    x = 414,732,208.96/26,297.29
  6. Step 6: Final answer
    x = 15,770.91

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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.