Home / 18,089.60-24,969.06-11,019.51

Finding the Fourth Proportional to 18,089.60, 24,969.06 and 11,019.51

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Solution

The fourth proportional to 18,089.60, 24,969.06 and 11,019.51 is: 15,210.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,089.60 : 24,969.06 = 11,019.51 : x
  2. Step 2: Convert to fraction form
    18,089.60/24,969.06 = 11,019.51/x
  3. Step 3: Cross multiply
    18,089.60x = 24,969.06 × 11,019.51
  4. Step 4: Simplify right side
    18,089.60x = 275,146,806.36
  5. Step 5: Solve for x
    x = 275,146,806.36/18,089.60
  6. Step 6: Final answer
    x = 15,210.22

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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.