Home / 10,019.32-15,023.54-2,998.36

Finding the Fourth Proportional to 10,019.32, 15,023.54 and 2,998.36

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Solution

The fourth proportional to 10,019.32, 15,023.54 and 2,998.36 is: 4,495.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019.32 : 15,023.54 = 2,998.36 : x
  2. Step 2: Convert to fraction form
    10,019.32/15,023.54 = 2,998.36/x
  3. Step 3: Cross multiply
    10,019.32x = 15,023.54 × 2,998.36
  4. Step 4: Simplify right side
    10,019.32x = 45,045,981.39
  5. Step 5: Solve for x
    x = 45,045,981.39/10,019.32
  6. Step 6: Final answer
    x = 4,495.91

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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.