Home / 39,314.94-58,944.60-12,652.67

Finding the Fourth Proportional to 39,314.94, 58,944.60 and 12,652.67

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Solution

The fourth proportional to 39,314.94, 58,944.60 and 12,652.67 is: 18,970.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,314.94 : 58,944.60 = 12,652.67 : x
  2. Step 2: Convert to fraction form
    39,314.94/58,944.60 = 12,652.67/x
  3. Step 3: Cross multiply
    39,314.94x = 58,944.60 × 12,652.67
  4. Step 4: Simplify right side
    39,314.94x = 745,806,277.36
  5. Step 5: Solve for x
    x = 745,806,277.36/39,314.94
  6. Step 6: Final answer
    x = 18,970.05

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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.