Home / 35,777.09-49,374.68-20,670.41

Finding the Fourth Proportional to 35,777.09, 49,374.68 and 20,670.41

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Solution

The fourth proportional to 35,777.09, 49,374.68 and 20,670.41 is: 28,526.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,777.09 : 49,374.68 = 20,670.41 : x
  2. Step 2: Convert to fraction form
    35,777.09/49,374.68 = 20,670.41/x
  3. Step 3: Cross multiply
    35,777.09x = 49,374.68 × 20,670.41
  4. Step 4: Simplify right side
    35,777.09x = 1,020,594,528.99
  5. Step 5: Solve for x
    x = 1,020,594,528.99/35,777.09
  6. Step 6: Final answer
    x = 28,526.49

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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.