Home / 13,940.04-19,237.52-7,652.48

Finding the Fourth Proportional to 13,940.04, 19,237.52 and 7,652.48

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Solution

The fourth proportional to 13,940.04, 19,237.52 and 7,652.48 is: 10,560.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,940.04 : 19,237.52 = 7,652.48 : x
  2. Step 2: Convert to fraction form
    13,940.04/19,237.52 = 7,652.48/x
  3. Step 3: Cross multiply
    13,940.04x = 19,237.52 × 7,652.48
  4. Step 4: Simplify right side
    13,940.04x = 147,214,737.05
  5. Step 5: Solve for x
    x = 147,214,737.05/13,940.04
  6. Step 6: Final answer
    x = 10,560.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.