Home / 35,919.05-53,878.57-13,734.66

Finding the Fourth Proportional to 35,919.05, 53,878.57 and 13,734.66

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Solution

The fourth proportional to 35,919.05, 53,878.57 and 13,734.66 is: 20,602.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919.05 : 53,878.57 = 13,734.66 : x
  2. Step 2: Convert to fraction form
    35,919.05/53,878.57 = 13,734.66/x
  3. Step 3: Cross multiply
    35,919.05x = 53,878.57 × 13,734.66
  4. Step 4: Simplify right side
    35,919.05x = 740,004,007.94
  5. Step 5: Solve for x
    x = 740,004,007.94/35,919.05
  6. Step 6: Final answer
    x = 20,602.00

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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.