Home / 36,499.30-54,748.95-20,904.10

Finding the Fourth Proportional to 36,499.30, 54,748.95 and 20,904.10

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Solution

The fourth proportional to 36,499.30, 54,748.95 and 20,904.10 is: 31,356.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,499.30 : 54,748.95 = 20,904.10 : x
  2. Step 2: Convert to fraction form
    36,499.30/54,748.95 = 20,904.10/x
  3. Step 3: Cross multiply
    36,499.30x = 54,748.95 × 20,904.10
  4. Step 4: Simplify right side
    36,499.30x = 1,144,477,525.70
  5. Step 5: Solve for x
    x = 1,144,477,525.70/36,499.30
  6. Step 6: Final answer
    x = 31,356.15

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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.