Home / 13,597.92-20,396.88-5,283.77

Finding the Fourth Proportional to 13,597.92, 20,396.88 and 5,283.77

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Solution

The fourth proportional to 13,597.92, 20,396.88 and 5,283.77 is: 7,925.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597.92 : 20,396.88 = 5,283.77 : x
  2. Step 2: Convert to fraction form
    13,597.92/20,396.88 = 5,283.77/x
  3. Step 3: Cross multiply
    13,597.92x = 20,396.88 × 5,283.77
  4. Step 4: Simplify right side
    13,597.92x = 107,772,396.22
  5. Step 5: Solve for x
    x = 107,772,396.22/13,597.92
  6. Step 6: Final answer
    x = 7,925.66

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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.