Home / 25,839.02-38,754.08-7,114.90

Finding the Fourth Proportional to 25,839.02, 38,754.08 and 7,114.90

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Solution

The fourth proportional to 25,839.02, 38,754.08 and 7,114.90 is: 10,671.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,839.02 : 38,754.08 = 7,114.90 : x
  2. Step 2: Convert to fraction form
    25,839.02/38,754.08 = 7,114.90/x
  3. Step 3: Cross multiply
    25,839.02x = 38,754.08 × 7,114.90
  4. Step 4: Simplify right side
    25,839.02x = 275,731,403.79
  5. Step 5: Solve for x
    x = 275,731,403.79/25,839.02
  6. Step 6: Final answer
    x = 10,671.12

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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.