Home / 39,623.93-59,436.84-13,328.67

Finding the Fourth Proportional to 39,623.93, 59,436.84 and 13,328.67

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Solution

The fourth proportional to 39,623.93, 59,436.84 and 13,328.67 is: 19,993.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,623.93 : 59,436.84 = 13,328.67 : x
  2. Step 2: Convert to fraction form
    39,623.93/59,436.84 = 13,328.67/x
  3. Step 3: Cross multiply
    39,623.93x = 59,436.84 × 13,328.67
  4. Step 4: Simplify right side
    39,623.93x = 792,214,026.20
  5. Step 5: Solve for x
    x = 792,214,026.20/39,623.93
  6. Step 6: Final answer
    x = 19,993.33

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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.