Home / 36,407.48-54,615.47-12,707.69

Finding the Fourth Proportional to 36,407.48, 54,615.47 and 12,707.69

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Solution

The fourth proportional to 36,407.48, 54,615.47 and 12,707.69 is: 19,063.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,407.48 : 54,615.47 = 12,707.69 : x
  2. Step 2: Convert to fraction form
    36,407.48/54,615.47 = 12,707.69/x
  3. Step 3: Cross multiply
    36,407.48x = 54,615.47 × 12,707.69
  4. Step 4: Simplify right side
    36,407.48x = 694,036,125.35
  5. Step 5: Solve for x
    x = 694,036,125.35/36,407.48
  6. Step 6: Final answer
    x = 19,063.01

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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.