Home / 26,379.24-36,403.46-14,442.78

Finding the Fourth Proportional to 26,379.24, 36,403.46 and 14,442.78

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Solution

The fourth proportional to 26,379.24, 36,403.46 and 14,442.78 is: 19,931.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,379.24 : 36,403.46 = 14,442.78 : x
  2. Step 2: Convert to fraction form
    26,379.24/36,403.46 = 14,442.78/x
  3. Step 3: Cross multiply
    26,379.24x = 36,403.46 × 14,442.78
  4. Step 4: Simplify right side
    26,379.24x = 525,767,164.02
  5. Step 5: Solve for x
    x = 525,767,164.02/26,379.24
  6. Step 6: Final answer
    x = 19,931.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.