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Finding the Fourth Proportional to 15,065.63, 22,598.67 and 7,168.96

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Solution

The fourth proportional to 15,065.63, 22,598.67 and 7,168.96 is: 10,753.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,065.63 : 22,598.67 = 7,168.96 : x
  2. Step 2: Convert to fraction form
    15,065.63/22,598.67 = 7,168.96/x
  3. Step 3: Cross multiply
    15,065.63x = 22,598.67 × 7,168.96
  4. Step 4: Simplify right side
    15,065.63x = 162,009,059.81
  5. Step 5: Solve for x
    x = 162,009,059.81/15,065.63
  6. Step 6: Final answer
    x = 10,753.55

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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.