Home / 13,362.84-20,048.86-5,972.40

Finding the Fourth Proportional to 13,362.84, 20,048.86 and 5,972.40

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Solution

The fourth proportional to 13,362.84, 20,048.86 and 5,972.40 is: 8,960.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362.84 : 20,048.86 = 5,972.40 : x
  2. Step 2: Convert to fraction form
    13,362.84/20,048.86 = 5,972.40/x
  3. Step 3: Cross multiply
    13,362.84x = 20,048.86 × 5,972.40
  4. Step 4: Simplify right side
    13,362.84x = 119,739,811.46
  5. Step 5: Solve for x
    x = 119,739,811.46/13,362.84
  6. Step 6: Final answer
    x = 8,960.66

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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.