Home / 30,652.29-45,989.37-17,515.71

Finding the Fourth Proportional to 30,652.29, 45,989.37 and 17,515.71

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Solution

The fourth proportional to 30,652.29, 45,989.37 and 17,515.71 is: 26,279.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,652.29 : 45,989.37 = 17,515.71 : x
  2. Step 2: Convert to fraction form
    30,652.29/45,989.37 = 17,515.71/x
  3. Step 3: Cross multiply
    30,652.29x = 45,989.37 × 17,515.71
  4. Step 4: Simplify right side
    30,652.29x = 805,536,468.00
  5. Step 5: Solve for x
    x = 805,536,468.00/30,652.29
  6. Step 6: Final answer
    x = 26,279.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.