Home / 13,088.08-19,632.23-3,728.09

Finding the Fourth Proportional to 13,088.08, 19,632.23 and 3,728.09

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Solution

The fourth proportional to 13,088.08, 19,632.23 and 3,728.09 is: 5,592.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088.08 : 19,632.23 = 3,728.09 : x
  2. Step 2: Convert to fraction form
    13,088.08/19,632.23 = 3,728.09/x
  3. Step 3: Cross multiply
    13,088.08x = 19,632.23 × 3,728.09
  4. Step 4: Simplify right side
    13,088.08x = 73,190,720.34
  5. Step 5: Solve for x
    x = 73,190,720.34/13,088.08
  6. Step 6: Final answer
    x = 5,592.17

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1.5x scale

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.