Home / 26,379.45-36,402.53-14,442.57

Finding the Fourth Proportional to 26,379.45, 36,402.53 and 14,442.57

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Solution

The fourth proportional to 26,379.45, 36,402.53 and 14,442.57 is: 19,930.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,379.45 : 36,402.53 = 14,442.57 : x
  2. Step 2: Convert to fraction form
    26,379.45/36,402.53 = 14,442.57/x
  3. Step 3: Cross multiply
    26,379.45x = 36,402.53 × 14,442.57
  4. Step 4: Simplify right side
    26,379.45x = 525,746,015.49
  5. Step 5: Solve for x
    x = 525,746,015.49/26,379.45
  6. Step 6: Final answer
    x = 19,930.14

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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.