Home / 42,154.32-58,172.26-23,033.68

Finding the Fourth Proportional to 42,154.32, 58,172.26 and 23,033.68

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Solution

The fourth proportional to 42,154.32, 58,172.26 and 23,033.68 is: 31,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,154.32 : 58,172.26 = 23,033.68 : x
  2. Step 2: Convert to fraction form
    42,154.32/58,172.26 = 23,033.68/x
  3. Step 3: Cross multiply
    42,154.32x = 58,172.26 × 23,033.68
  4. Step 4: Simplify right side
    42,154.32x = 1,339,921,221.72
  5. Step 5: Solve for x
    x = 1,339,921,221.72/42,154.32
  6. Step 6: Final answer
    x = 31,786.10

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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.