Home / 51,453.99-77,180.09-14,013.45

Finding the Fourth Proportional to 51,453.99, 77,180.09 and 14,013.45

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Solution

The fourth proportional to 51,453.99, 77,180.09 and 14,013.45 is: 21,019.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,453.99 : 77,180.09 = 14,013.45 : x
  2. Step 2: Convert to fraction form
    51,453.99/77,180.09 = 14,013.45/x
  3. Step 3: Cross multiply
    51,453.99x = 77,180.09 × 14,013.45
  4. Step 4: Simplify right side
    51,453.99x = 1,081,559,262.14
  5. Step 5: Solve for x
    x = 1,081,559,262.14/51,453.99
  6. Step 6: Final answer
    x = 21,019.93

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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.