Home / 36,300.56-54,437.06-14,111.21

Finding the Fourth Proportional to 36,300.56, 54,437.06 and 14,111.21

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Solution

The fourth proportional to 36,300.56, 54,437.06 and 14,111.21 is: 21,161.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,300.56 : 54,437.06 = 14,111.21 : x
  2. Step 2: Convert to fraction form
    36,300.56/54,437.06 = 14,111.21/x
  3. Step 3: Cross multiply
    36,300.56x = 54,437.06 × 14,111.21
  4. Step 4: Simplify right side
    36,300.56x = 768,172,956.81
  5. Step 5: Solve for x
    x = 768,172,956.81/36,300.56
  6. Step 6: Final answer
    x = 21,161.47

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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.