Home / 42,126.75-58,135.32-23,265.09

Finding the Fourth Proportional to 42,126.75, 58,135.32 and 23,265.09

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Solution

The fourth proportional to 42,126.75, 58,135.32 and 23,265.09 is: 32,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,126.75 : 58,135.32 = 23,265.09 : x
  2. Step 2: Convert to fraction form
    42,126.75/58,135.32 = 23,265.09/x
  3. Step 3: Cross multiply
    42,126.75x = 58,135.32 × 23,265.09
  4. Step 4: Simplify right side
    42,126.75x = 1,352,523,451.98
  5. Step 5: Solve for x
    x = 1,352,523,451.98/42,126.75
  6. Step 6: Final answer
    x = 32,106.05

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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.