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Finding the Fourth Proportional to 15,741.15, 23,595.95 and 7,313.58

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Solution

The fourth proportional to 15,741.15, 23,595.95 and 7,313.58 is: 10,963.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,741.15 : 23,595.95 = 7,313.58 : x
  2. Step 2: Convert to fraction form
    15,741.15/23,595.95 = 7,313.58/x
  3. Step 3: Cross multiply
    15,741.15x = 23,595.95 × 7,313.58
  4. Step 4: Simplify right side
    15,741.15x = 172,570,713.45
  5. Step 5: Solve for x
    x = 172,570,713.45/15,741.15
  6. Step 6: Final answer
    x = 10,963.03

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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.