Home / 30,834.57-42,548.64-17,403.24

Finding the Fourth Proportional to 30,834.57, 42,548.64 and 17,403.24

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Solution

The fourth proportional to 30,834.57, 42,548.64 and 17,403.24 is: 24,014.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,834.57 : 42,548.64 = 17,403.24 : x
  2. Step 2: Convert to fraction form
    30,834.57/42,548.64 = 17,403.24/x
  3. Step 3: Cross multiply
    30,834.57x = 42,548.64 × 17,403.24
  4. Step 4: Simplify right side
    30,834.57x = 740,484,034.04
  5. Step 5: Solve for x
    x = 740,484,034.04/30,834.57
  6. Step 6: Final answer
    x = 24,014.74

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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.