Home / 38,767.69-58,114.59-12,453.96

Finding the Fourth Proportional to 38,767.69, 58,114.59 and 12,453.96

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Solution

The fourth proportional to 38,767.69, 58,114.59 and 12,453.96 is: 18,669.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,767.69 : 58,114.59 = 12,453.96 : x
  2. Step 2: Convert to fraction form
    38,767.69/58,114.59 = 12,453.96/x
  3. Step 3: Cross multiply
    38,767.69x = 58,114.59 × 12,453.96
  4. Step 4: Simplify right side
    38,767.69x = 723,756,779.28
  5. Step 5: Solve for x
    x = 723,756,779.28/38,767.69
  6. Step 6: Final answer
    x = 18,669.07

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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.