Home / 13,795.54-19,038.04-7,507.92

Finding the Fourth Proportional to 13,795.54, 19,038.04 and 7,507.92

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Solution

The fourth proportional to 13,795.54, 19,038.04 and 7,507.92 is: 10,361.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.54 : 19,038.04 = 7,507.92 : x
  2. Step 2: Convert to fraction form
    13,795.54/19,038.04 = 7,507.92/x
  3. Step 3: Cross multiply
    13,795.54x = 19,038.04 × 7,507.92
  4. Step 4: Simplify right side
    13,795.54x = 142,936,081.28
  5. Step 5: Solve for x
    x = 142,936,081.28/13,795.54
  6. Step 6: Final answer
    x = 10,361.04

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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.