Home / 39,299.18-58,911.71-19,559.07

Finding the Fourth Proportional to 39,299.18, 58,911.71 and 19,559.07

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Solution

The fourth proportional to 39,299.18, 58,911.71 and 19,559.07 is: 29,320.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,299.18 : 58,911.71 = 19,559.07 : x
  2. Step 2: Convert to fraction form
    39,299.18/58,911.71 = 19,559.07/x
  3. Step 3: Cross multiply
    39,299.18x = 58,911.71 × 19,559.07
  4. Step 4: Simplify right side
    39,299.18x = 1,152,258,161.91
  5. Step 5: Solve for x
    x = 1,152,258,161.91/39,299.18
  6. Step 6: Final answer
    x = 29,320.16

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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.