Home / 18,160.37-25,068.39-11,444.69

Finding the Fourth Proportional to 18,160.37, 25,068.39 and 11,444.69

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Solution

The fourth proportional to 18,160.37, 25,068.39 and 11,444.69 is: 15,798.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,160.37 : 25,068.39 = 11,444.69 : x
  2. Step 2: Convert to fraction form
    18,160.37/25,068.39 = 11,444.69/x
  3. Step 3: Cross multiply
    18,160.37x = 25,068.39 × 11,444.69
  4. Step 4: Simplify right side
    18,160.37x = 286,899,769.78
  5. Step 5: Solve for x
    x = 286,899,769.78/18,160.37
  6. Step 6: Final answer
    x = 15,798.12

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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.