Home / 36,870.19-55,305.28-9,168.19

Finding the Fourth Proportional to 36,870.19, 55,305.28 and 9,168.19

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Solution

The fourth proportional to 36,870.19, 55,305.28 and 9,168.19 is: 13,752.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,870.19 : 55,305.28 = 9,168.19 : x
  2. Step 2: Convert to fraction form
    36,870.19/55,305.28 = 9,168.19/x
  3. Step 3: Cross multiply
    36,870.19x = 55,305.28 × 9,168.19
  4. Step 4: Simplify right side
    36,870.19x = 507,049,188.24
  5. Step 5: Solve for x
    x = 507,049,188.24/36,870.19
  6. Step 6: Final answer
    x = 13,752.28

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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.