Home / 13,019.03-19,499.36-10,088.45

Finding the Fourth Proportional to 13,019.03, 19,499.36 and 10,088.45

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Solution

The fourth proportional to 13,019.03, 19,499.36 and 10,088.45 is: 15,110.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,019.03 : 19,499.36 = 10,088.45 : x
  2. Step 2: Convert to fraction form
    13,019.03/19,499.36 = 10,088.45/x
  3. Step 3: Cross multiply
    13,019.03x = 19,499.36 × 10,088.45
  4. Step 4: Simplify right side
    13,019.03x = 196,718,170.45
  5. Step 5: Solve for x
    x = 196,718,170.45/13,019.03
  6. Step 6: Final answer
    x = 15,110.05

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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.