Home / 30,953.96-42,719.12-17,527.58

Finding the Fourth Proportional to 30,953.96, 42,719.12 and 17,527.58

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Solution

The fourth proportional to 30,953.96, 42,719.12 and 17,527.58 is: 24,189.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,953.96 : 42,719.12 = 17,527.58 : x
  2. Step 2: Convert to fraction form
    30,953.96/42,719.12 = 17,527.58/x
  3. Step 3: Cross multiply
    30,953.96x = 42,719.12 × 17,527.58
  4. Step 4: Simplify right side
    30,953.96x = 748,762,793.33
  5. Step 5: Solve for x
    x = 748,762,793.33/30,953.96
  6. Step 6: Final answer
    x = 24,189.56

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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.