Home / 42,739.55-58,982.67-25,748.99

Finding the Fourth Proportional to 42,739.55, 58,982.67 and 25,748.99

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Solution

The fourth proportional to 42,739.55, 58,982.67 and 25,748.99 is: 35,534.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,739.55 : 58,982.67 = 25,748.99 : x
  2. Step 2: Convert to fraction form
    42,739.55/58,982.67 = 25,748.99/x
  3. Step 3: Cross multiply
    42,739.55x = 58,982.67 × 25,748.99
  4. Step 4: Simplify right side
    42,739.55x = 1,518,743,885.09
  5. Step 5: Solve for x
    x = 1,518,743,885.09/42,739.55
  6. Step 6: Final answer
    x = 35,534.86

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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.