Home / 35,675.64-49,238.48-20,565.60

Finding the Fourth Proportional to 35,675.64, 49,238.48 and 20,565.60

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Solution

The fourth proportional to 35,675.64, 49,238.48 and 20,565.60 is: 28,384.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,675.64 : 49,238.48 = 20,565.60 : x
  2. Step 2: Convert to fraction form
    35,675.64/49,238.48 = 20,565.60/x
  3. Step 3: Cross multiply
    35,675.64x = 49,238.48 × 20,565.60
  4. Step 4: Simplify right side
    35,675.64x = 1,012,618,751.06
  5. Step 5: Solve for x
    x = 1,012,618,751.06/35,675.64
  6. Step 6: Final answer
    x = 28,384.04

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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.