Home / 35,850.00-53,776.13-12,157.20

Finding the Fourth Proportional to 35,850.00, 53,776.13 and 12,157.20

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Solution

The fourth proportional to 35,850.00, 53,776.13 and 12,157.20 is: 18,236.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,850.00 : 53,776.13 = 12,157.20 : x
  2. Step 2: Convert to fraction form
    35,850.00/53,776.13 = 12,157.20/x
  3. Step 3: Cross multiply
    35,850.00x = 53,776.13 × 12,157.20
  4. Step 4: Simplify right side
    35,850.00x = 653,767,106.85
  5. Step 5: Solve for x
    x = 653,767,106.85/35,850.00
  6. Step 6: Final answer
    x = 18,236.18

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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.