Home / 42,126.75-58,135.14-23,263.88

Finding the Fourth Proportional to 42,126.75, 58,135.14 and 23,263.88

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Solution

The fourth proportional to 42,126.75, 58,135.14 and 23,263.88 is: 32,104.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,126.75 : 58,135.14 = 23,263.88 : x
  2. Step 2: Convert to fraction form
    42,126.75/58,135.14 = 23,263.88/x
  3. Step 3: Cross multiply
    42,126.75x = 58,135.14 × 23,263.88
  4. Step 4: Simplify right side
    42,126.75x = 1,352,448,630.07
  5. Step 5: Solve for x
    x = 1,352,448,630.07/42,126.75
  6. Step 6: Final answer
    x = 32,104.27

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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.