Home / 26,018.70-39,029.85-10,436.32

Finding the Fourth Proportional to 26,018.70, 39,029.85 and 10,436.32

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Solution

The fourth proportional to 26,018.70, 39,029.85 and 10,436.32 is: 15,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,018.70 : 39,029.85 = 10,436.32 : x
  2. Step 2: Convert to fraction form
    26,018.70/39,029.85 = 10,436.32/x
  3. Step 3: Cross multiply
    26,018.70x = 39,029.85 × 10,436.32
  4. Step 4: Simplify right side
    26,018.70x = 407,328,004.15
  5. Step 5: Solve for x
    x = 407,328,004.15/26,018.70
  6. Step 6: Final answer
    x = 15,655.20

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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.