Home / 35,628.04-49,152.40-20,512.59

Finding the Fourth Proportional to 35,628.04, 49,152.40 and 20,512.59

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Solution

The fourth proportional to 35,628.04, 49,152.40 and 20,512.59 is: 28,299.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,628.04 : 49,152.40 = 20,512.59 : x
  2. Step 2: Convert to fraction form
    35,628.04/49,152.40 = 20,512.59/x
  3. Step 3: Cross multiply
    35,628.04x = 49,152.40 × 20,512.59
  4. Step 4: Simplify right side
    35,628.04x = 1,008,243,028.72
  5. Step 5: Solve for x
    x = 1,008,243,028.72/35,628.04
  6. Step 6: Final answer
    x = 28,299.14

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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.