Home / 26,450.48-36,501.64-15,120.22

Finding the Fourth Proportional to 26,450.48, 36,501.64 and 15,120.22

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Solution

The fourth proportional to 26,450.48, 36,501.64 and 15,120.22 is: 20,865.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,450.48 : 36,501.64 = 15,120.22 : x
  2. Step 2: Convert to fraction form
    26,450.48/36,501.64 = 15,120.22/x
  3. Step 3: Cross multiply
    26,450.48x = 36,501.64 × 15,120.22
  4. Step 4: Simplify right side
    26,450.48x = 551,912,827.16
  5. Step 5: Solve for x
    x = 551,912,827.16/26,450.48
  6. Step 6: Final answer
    x = 20,865.89

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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.