Home / 36,153.47-54,237.81-12,463.22

Finding the Fourth Proportional to 36,153.47, 54,237.81 and 12,463.22

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Solution

The fourth proportional to 36,153.47, 54,237.81 and 12,463.22 is: 18,697.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,153.47 : 54,237.81 = 12,463.22 : x
  2. Step 2: Convert to fraction form
    36,153.47/54,237.81 = 12,463.22/x
  3. Step 3: Cross multiply
    36,153.47x = 54,237.81 × 12,463.22
  4. Step 4: Simplify right side
    36,153.47x = 675,977,758.35
  5. Step 5: Solve for x
    x = 675,977,758.35/36,153.47
  6. Step 6: Final answer
    x = 18,697.45

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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.