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Finding the Fourth Proportional to 14,928.73, 20,593.10 and 9,330.01

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Solution

The fourth proportional to 14,928.73, 20,593.10 and 9,330.01 is: 12,870.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,928.73 : 20,593.10 = 9,330.01 : x
  2. Step 2: Convert to fraction form
    14,928.73/20,593.10 = 9,330.01/x
  3. Step 3: Cross multiply
    14,928.73x = 20,593.10 × 9,330.01
  4. Step 4: Simplify right side
    14,928.73x = 192,133,800.77
  5. Step 5: Solve for x
    x = 192,133,800.77/14,928.73
  6. Step 6: Final answer
    x = 12,870.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.