Home / 13,795.28-19,036.92-7,507.52

Finding the Fourth Proportional to 13,795.28, 19,036.92 and 7,507.52

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Solution

The fourth proportional to 13,795.28, 19,036.92 and 7,507.52 is: 10,360.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.28 : 19,036.92 = 7,507.52 : x
  2. Step 2: Convert to fraction form
    13,795.28/19,036.92 = 7,507.52/x
  3. Step 3: Cross multiply
    13,795.28x = 19,036.92 × 7,507.52
  4. Step 4: Simplify right side
    13,795.28x = 142,920,057.64
  5. Step 5: Solve for x
    x = 142,920,057.64/13,795.28
  6. Step 6: Final answer
    x = 10,360.07

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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.