Home / 26,123.07-39,168.81-10,522.47

Finding the Fourth Proportional to 26,123.07, 39,168.81 and 10,522.47

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Solution

The fourth proportional to 26,123.07, 39,168.81 and 10,522.47 is: 15,777.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,123.07 : 39,168.81 = 10,522.47 : x
  2. Step 2: Convert to fraction form
    26,123.07/39,168.81 = 10,522.47/x
  3. Step 3: Cross multiply
    26,123.07x = 39,168.81 × 10,522.47
  4. Step 4: Simplify right side
    26,123.07x = 412,152,628.16
  5. Step 5: Solve for x
    x = 412,152,628.16/26,123.07
  6. Step 6: Final answer
    x = 15,777.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.