Home / 18,500.16-25,533.56-10,436.29

Finding the Fourth Proportional to 18,500.16, 25,533.56 and 10,436.29

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Solution

The fourth proportional to 18,500.16, 25,533.56 and 10,436.29 is: 14,403.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,500.16 : 25,533.56 = 10,436.29 : x
  2. Step 2: Convert to fraction form
    18,500.16/25,533.56 = 10,436.29/x
  3. Step 3: Cross multiply
    18,500.16x = 25,533.56 × 10,436.29
  4. Step 4: Simplify right side
    18,500.16x = 266,475,584.71
  5. Step 5: Solve for x
    x = 266,475,584.71/18,500.16
  6. Step 6: Final answer
    x = 14,403.96

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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.