Home / 13,085.55-18,065.43-10,095.03

Finding the Fourth Proportional to 13,085.55, 18,065.43 and 10,095.03

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Solution

The fourth proportional to 13,085.55, 18,065.43 and 10,095.03 is: 13,936.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,085.55 : 18,065.43 = 10,095.03 : x
  2. Step 2: Convert to fraction form
    13,085.55/18,065.43 = 10,095.03/x
  3. Step 3: Cross multiply
    13,085.55x = 18,065.43 × 10,095.03
  4. Step 4: Simplify right side
    13,085.55x = 182,371,057.81
  5. Step 5: Solve for x
    x = 182,371,057.81/13,085.55
  6. Step 6: Final answer
    x = 13,936.83

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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.