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Finding the Fourth Proportional to 14,652.81, 21,994.47 and 7,262.56

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Solution

The fourth proportional to 14,652.81, 21,994.47 and 7,262.56 is: 10,901.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.81 : 21,994.47 = 7,262.56 : x
  2. Step 2: Convert to fraction form
    14,652.81/21,994.47 = 7,262.56/x
  3. Step 3: Cross multiply
    14,652.81x = 21,994.47 × 7,262.56
  4. Step 4: Simplify right side
    14,652.81x = 159,736,158.04
  5. Step 5: Solve for x
    x = 159,736,158.04/14,652.81
  6. Step 6: Final answer
    x = 10,901.40

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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.