Home / 13,017.76-19,529.64-4,253.32

Finding the Fourth Proportional to 13,017.76, 19,529.64 and 4,253.32

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Solution

The fourth proportional to 13,017.76, 19,529.64 and 4,253.32 is: 6,380.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017.76 : 19,529.64 = 4,253.32 : x
  2. Step 2: Convert to fraction form
    13,017.76/19,529.64 = 4,253.32/x
  3. Step 3: Cross multiply
    13,017.76x = 19,529.64 × 4,253.32
  4. Step 4: Simplify right side
    13,017.76x = 83,065,808.40
  5. Step 5: Solve for x
    x = 83,065,808.40/13,017.76
  6. Step 6: Final answer
    x = 6,380.96

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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.