Home / 35,819.36-49,437.02-20,709.62

Finding the Fourth Proportional to 35,819.36, 49,437.02 and 20,709.62

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Solution

The fourth proportional to 35,819.36, 49,437.02 and 20,709.62 is: 28,582.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,819.36 : 49,437.02 = 20,709.62 : x
  2. Step 2: Convert to fraction form
    35,819.36/49,437.02 = 20,709.62/x
  3. Step 3: Cross multiply
    35,819.36x = 49,437.02 × 20,709.62
  4. Step 4: Simplify right side
    35,819.36x = 1,023,821,771.62
  5. Step 5: Solve for x
    x = 1,023,821,771.62/35,819.36
  6. Step 6: Final answer
    x = 28,582.92

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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.