Home / 29,260.32-40,383.77-19,217.90

Finding the Fourth Proportional to 29,260.32, 40,383.77 and 19,217.90

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Solution

The fourth proportional to 29,260.32, 40,383.77 and 19,217.90 is: 26,523.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,260.32 : 40,383.77 = 19,217.90 : x
  2. Step 2: Convert to fraction form
    29,260.32/40,383.77 = 19,217.90/x
  3. Step 3: Cross multiply
    29,260.32x = 40,383.77 × 19,217.90
  4. Step 4: Simplify right side
    29,260.32x = 776,090,955.47
  5. Step 5: Solve for x
    x = 776,090,955.47/29,260.32
  6. Step 6: Final answer
    x = 26,523.67

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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.