Home / 36,912.08-55,335-13,522.16

Finding the Fourth Proportional to 36,912.08, 55,335 and 13,522.16

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Solution

The fourth proportional to 36,912.08, 55,335 and 13,522.16 is: 20,271.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,912.08 : 55,335 = 13,522.16 : x
  2. Step 2: Convert to fraction form
    36,912.08/55,335 = 13,522.16/x
  3. Step 3: Cross multiply
    36,912.08x = 55,335 × 13,522.16
  4. Step 4: Simplify right side
    36,912.08x = 748,248,723.60
  5. Step 5: Solve for x
    x = 748,248,723.60/36,912.08
  6. Step 6: Final answer
    x = 20,271.11

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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.