Home / 51,626.40-77,424.68-14,187.69

Finding the Fourth Proportional to 51,626.40, 77,424.68 and 14,187.69

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Solution

The fourth proportional to 51,626.40, 77,424.68 and 14,187.69 is: 21,277.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,626.40 : 77,424.68 = 14,187.69 : x
  2. Step 2: Convert to fraction form
    51,626.40/77,424.68 = 14,187.69/x
  3. Step 3: Cross multiply
    51,626.40x = 77,424.68 × 14,187.69
  4. Step 4: Simplify right side
    51,626.40x = 1,098,477,287.25
  5. Step 5: Solve for x
    x = 1,098,477,287.25/51,626.40
  6. Step 6: Final answer
    x = 21,277.43

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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.