Home / 45,317.76-67,976.37-17,615.76

Finding the Fourth Proportional to 45,317.76, 67,976.37 and 17,615.76

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Solution

The fourth proportional to 45,317.76, 67,976.37 and 17,615.76 is: 26,423.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,317.76 : 67,976.37 = 17,615.76 : x
  2. Step 2: Convert to fraction form
    45,317.76/67,976.37 = 17,615.76/x
  3. Step 3: Cross multiply
    45,317.76x = 67,976.37 × 17,615.76
  4. Step 4: Simplify right side
    45,317.76x = 1,197,455,419.59
  5. Step 5: Solve for x
    x = 1,197,455,419.59/45,317.76
  6. Step 6: Final answer
    x = 26,423.54

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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.