Home / 45,323.32-67,976.34-17,617.72

Finding the Fourth Proportional to 45,323.32, 67,976.34 and 17,617.72

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Solution

The fourth proportional to 45,323.32, 67,976.34 and 17,617.72 is: 26,423.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,323.32 : 67,976.34 = 17,617.72 : x
  2. Step 2: Convert to fraction form
    45,323.32/67,976.34 = 17,617.72/x
  3. Step 3: Cross multiply
    45,323.32x = 67,976.34 × 17,617.72
  4. Step 4: Simplify right side
    45,323.32x = 1,197,588,124.74
  5. Step 5: Solve for x
    x = 1,197,588,124.74/45,323.32
  6. Step 6: Final answer
    x = 26,423.22

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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.