Home / 47,329.29-70,993.68-11,790.45

Finding the Fourth Proportional to 47,329.29, 70,993.68 and 11,790.45

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Solution

The fourth proportional to 47,329.29, 70,993.68 and 11,790.45 is: 17,685.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,329.29 : 70,993.68 = 11,790.45 : x
  2. Step 2: Convert to fraction form
    47,329.29/70,993.68 = 11,790.45/x
  3. Step 3: Cross multiply
    47,329.29x = 70,993.68 × 11,790.45
  4. Step 4: Simplify right side
    47,329.29x = 837,047,434.36
  5. Step 5: Solve for x
    x = 837,047,434.36/47,329.29
  6. Step 6: Final answer
    x = 17,685.61

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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.