Home / 30,093.79-45,116.06-11,363.20

Finding the Fourth Proportional to 30,093.79, 45,116.06 and 11,363.20

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Solution

The fourth proportional to 30,093.79, 45,116.06 and 11,363.20 is: 17,035.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,093.79 : 45,116.06 = 11,363.20 : x
  2. Step 2: Convert to fraction form
    30,093.79/45,116.06 = 11,363.20/x
  3. Step 3: Cross multiply
    30,093.79x = 45,116.06 × 11,363.20
  4. Step 4: Simplify right side
    30,093.79x = 512,662,643.39
  5. Step 5: Solve for x
    x = 512,662,643.39/30,093.79
  6. Step 6: Final answer
    x = 17,035.50

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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.