Home / 35,143.88-52,708.20-11,130.08

Finding the Fourth Proportional to 35,143.88, 52,708.20 and 11,130.08

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Solution

The fourth proportional to 35,143.88, 52,708.20 and 11,130.08 is: 16,692.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,143.88 : 52,708.20 = 11,130.08 : x
  2. Step 2: Convert to fraction form
    35,143.88/52,708.20 = 11,130.08/x
  3. Step 3: Cross multiply
    35,143.88x = 52,708.20 × 11,130.08
  4. Step 4: Simplify right side
    35,143.88x = 586,646,482.66
  5. Step 5: Solve for x
    x = 586,646,482.66/35,143.88
  6. Step 6: Final answer
    x = 16,692.71

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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.