Home / 26,391.83-36,420.84-14,455.13

Finding the Fourth Proportional to 26,391.83, 36,420.84 and 14,455.13

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Solution

The fourth proportional to 26,391.83, 36,420.84 and 14,455.13 is: 19,948.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,391.83 : 36,420.84 = 14,455.13 : x
  2. Step 2: Convert to fraction form
    26,391.83/36,420.84 = 14,455.13/x
  3. Step 3: Cross multiply
    26,391.83x = 36,420.84 × 14,455.13
  4. Step 4: Simplify right side
    26,391.83x = 526,467,794.81
  5. Step 5: Solve for x
    x = 526,467,794.81/26,391.83
  6. Step 6: Final answer
    x = 19,948.14

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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.