Home / 36,302.64-54,459.74-12,617.44

Finding the Fourth Proportional to 36,302.64, 54,459.74 and 12,617.44

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Solution

The fourth proportional to 36,302.64, 54,459.74 and 12,617.44 is: 18,928.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,302.64 : 54,459.74 = 12,617.44 : x
  2. Step 2: Convert to fraction form
    36,302.64/54,459.74 = 12,617.44/x
  3. Step 3: Cross multiply
    36,302.64x = 54,459.74 × 12,617.44
  4. Step 4: Simplify right side
    36,302.64x = 687,142,501.87
  5. Step 5: Solve for x
    x = 687,142,501.87/36,302.64
  6. Step 6: Final answer
    x = 18,928.17

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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.