Home / 26,211.70-36,172.29-14,275.09

Finding the Fourth Proportional to 26,211.70, 36,172.29 and 14,275.09

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Solution

The fourth proportional to 26,211.70, 36,172.29 and 14,275.09 is: 19,699.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,211.70 : 36,172.29 = 14,275.09 : x
  2. Step 2: Convert to fraction form
    26,211.70/36,172.29 = 14,275.09/x
  3. Step 3: Cross multiply
    26,211.70x = 36,172.29 × 14,275.09
  4. Step 4: Simplify right side
    26,211.70x = 516,362,695.26
  5. Step 5: Solve for x
    x = 516,362,695.26/26,211.70
  6. Step 6: Final answer
    x = 19,699.70

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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.