Home / 30,362.28-45,550.83-11,641.98

Finding the Fourth Proportional to 30,362.28, 45,550.83 and 11,641.98

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Solution

The fourth proportional to 30,362.28, 45,550.83 and 11,641.98 is: 17,465.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,362.28 : 45,550.83 = 11,641.98 : x
  2. Step 2: Convert to fraction form
    30,362.28/45,550.83 = 11,641.98/x
  3. Step 3: Cross multiply
    30,362.28x = 45,550.83 × 11,641.98
  4. Step 4: Simplify right side
    30,362.28x = 530,301,851.84
  5. Step 5: Solve for x
    x = 530,301,851.84/30,362.28
  6. Step 6: Final answer
    x = 17,465.81

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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.