Home / 35,648.93-49,200.70-20,538.65

Finding the Fourth Proportional to 35,648.93, 49,200.70 and 20,538.65

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Solution

The fourth proportional to 35,648.93, 49,200.70 and 20,538.65 is: 28,346.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,648.93 : 49,200.70 = 20,538.65 : x
  2. Step 2: Convert to fraction form
    35,648.93/49,200.70 = 20,538.65/x
  3. Step 3: Cross multiply
    35,648.93x = 49,200.70 × 20,538.65
  4. Step 4: Simplify right side
    35,648.93x = 1,010,515,885.40
  5. Step 5: Solve for x
    x = 1,010,515,885.40/35,648.93
  6. Step 6: Final answer
    x = 28,346.32

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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.