Home / 52,424.81-78,559.44-38,505.77

Finding the Fourth Proportional to 52,424.81, 78,559.44 and 38,505.77

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Solution

The fourth proportional to 52,424.81, 78,559.44 and 38,505.77 is: 57,701.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,424.81 : 78,559.44 = 38,505.77 : x
  2. Step 2: Convert to fraction form
    52,424.81/78,559.44 = 38,505.77/x
  3. Step 3: Cross multiply
    52,424.81x = 78,559.44 × 38,505.77
  4. Step 4: Simplify right side
    52,424.81x = 3,024,991,485.37
  5. Step 5: Solve for x
    x = 3,024,991,485.37/52,424.81
  6. Step 6: Final answer
    x = 57,701.53

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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.