Home / 36,842.13-55,263.19-9,140.13

Finding the Fourth Proportional to 36,842.13, 55,263.19 and 9,140.13

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Solution

The fourth proportional to 36,842.13, 55,263.19 and 9,140.13 is: 13,710.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,842.13 : 55,263.19 = 9,140.13 : x
  2. Step 2: Convert to fraction form
    36,842.13/55,263.19 = 9,140.13/x
  3. Step 3: Cross multiply
    36,842.13x = 55,263.19 × 9,140.13
  4. Step 4: Simplify right side
    36,842.13x = 505,112,740.81
  5. Step 5: Solve for x
    x = 505,112,740.81/36,842.13
  6. Step 6: Final answer
    x = 13,710.19

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Double scale
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Similar ratio
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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.