Home / 38,804.20-53,493.30-30,849.64

Finding the Fourth Proportional to 38,804.20, 53,493.30 and 30,849.64

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Solution

The fourth proportional to 38,804.20, 53,493.30 and 30,849.64 is: 42,527.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,804.20 : 53,493.30 = 30,849.64 : x
  2. Step 2: Convert to fraction form
    38,804.20/53,493.30 = 30,849.64/x
  3. Step 3: Cross multiply
    38,804.20x = 53,493.30 × 30,849.64
  4. Step 4: Simplify right side
    38,804.20x = 1,650,249,047.41
  5. Step 5: Solve for x
    x = 1,650,249,047.41/38,804.20
  6. Step 6: Final answer
    x = 42,527.59

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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.