Home / 35,913.09-49,558.15-20,598.84

Finding the Fourth Proportional to 35,913.09, 49,558.15 and 20,598.84

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Solution

The fourth proportional to 35,913.09, 49,558.15 and 20,598.84 is: 28,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,913.09 : 49,558.15 = 20,598.84 : x
  2. Step 2: Convert to fraction form
    35,913.09/49,558.15 = 20,598.84/x
  3. Step 3: Cross multiply
    35,913.09x = 49,558.15 × 20,598.84
  4. Step 4: Simplify right side
    35,913.09x = 1,020,840,351.05
  5. Step 5: Solve for x
    x = 1,020,840,351.05/35,913.09
  6. Step 6: Final answer
    x = 28,425.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.