Home / 26,651.70-36,779.64-14,715.54

Finding the Fourth Proportional to 26,651.70, 36,779.64 and 14,715.54

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Solution

The fourth proportional to 26,651.70, 36,779.64 and 14,715.54 is: 20,307.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,651.70 : 36,779.64 = 14,715.54 : x
  2. Step 2: Convert to fraction form
    26,651.70/36,779.64 = 14,715.54/x
  3. Step 3: Cross multiply
    26,651.70x = 36,779.64 × 14,715.54
  4. Step 4: Simplify right side
    26,651.70x = 541,232,263.61
  5. Step 5: Solve for x
    x = 541,232,263.61/26,651.70
  6. Step 6: Final answer
    x = 20,307.61

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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.