Home / 32,639.91-45,032.00-19,206.87

Finding the Fourth Proportional to 32,639.91, 45,032.00 and 19,206.87

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Solution

The fourth proportional to 32,639.91, 45,032.00 and 19,206.87 is: 26,498.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,639.91 : 45,032.00 = 19,206.87 : x
  2. Step 2: Convert to fraction form
    32,639.91/45,032.00 = 19,206.87/x
  3. Step 3: Cross multiply
    32,639.91x = 45,032.00 × 19,206.87
  4. Step 4: Simplify right side
    32,639.91x = 864,923,673.81
  5. Step 5: Solve for x
    x = 864,923,673.81/32,639.91
  6. Step 6: Final answer
    x = 26,498.96

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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.