Home / 14,901.49-20,562.78-8,528.14

Finding the Fourth Proportional to 14,901.49, 20,562.78 and 8,528.14

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Solution

The fourth proportional to 14,901.49, 20,562.78 and 8,528.14 is: 11,768.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,901.49 : 20,562.78 = 8,528.14 : x
  2. Step 2: Convert to fraction form
    14,901.49/20,562.78 = 8,528.14/x
  3. Step 3: Cross multiply
    14,901.49x = 20,562.78 × 8,528.14
  4. Step 4: Simplify right side
    14,901.49x = 175,362,266.63
  5. Step 5: Solve for x
    x = 175,362,266.63/14,901.49
  6. Step 6: Final answer
    x = 11,768.10

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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.