Home / 18,515.40-27,774.56-6,035.16

Finding the Fourth Proportional to 18,515.40, 27,774.56 and 6,035.16

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Solution

The fourth proportional to 18,515.40, 27,774.56 and 6,035.16 is: 9,053.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,515.40 : 27,774.56 = 6,035.16 : x
  2. Step 2: Convert to fraction form
    18,515.40/27,774.56 = 6,035.16/x
  3. Step 3: Cross multiply
    18,515.40x = 27,774.56 × 6,035.16
  4. Step 4: Simplify right side
    18,515.40x = 167,623,913.53
  5. Step 5: Solve for x
    x = 167,623,913.53/18,515.40
  6. Step 6: Final answer
    x = 9,053.22

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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.