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Finding the Fourth Proportional to 25,835.03, 38,752.76 and 7,116.10

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Solution

The fourth proportional to 25,835.03, 38,752.76 and 7,116.10 is: 10,674.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,835.03 : 38,752.76 = 7,116.10 : x
  2. Step 2: Convert to fraction form
    25,835.03/38,752.76 = 7,116.10/x
  3. Step 3: Cross multiply
    25,835.03x = 38,752.76 × 7,116.10
  4. Step 4: Simplify right side
    25,835.03x = 275,768,505.31
  5. Step 5: Solve for x
    x = 275,768,505.31/25,835.03
  6. Step 6: Final answer
    x = 10,674.21

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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.