Home / 36,784.32-55,176.99-10,489.06

Finding the Fourth Proportional to 36,784.32, 55,176.99 and 10,489.06

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Solution

The fourth proportional to 36,784.32, 55,176.99 and 10,489.06 is: 15,733.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,784.32 : 55,176.99 = 10,489.06 : x
  2. Step 2: Convert to fraction form
    36,784.32/55,176.99 = 10,489.06/x
  3. Step 3: Cross multiply
    36,784.32x = 55,176.99 × 10,489.06
  4. Step 4: Simplify right side
    36,784.32x = 578,754,867.03
  5. Step 5: Solve for x
    x = 578,754,867.03/36,784.32
  6. Step 6: Final answer
    x = 15,733.74

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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.