Home / 13,574.42-18,732.46-7,606.07

Finding the Fourth Proportional to 13,574.42, 18,732.46 and 7,606.07

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Solution

The fourth proportional to 13,574.42, 18,732.46 and 7,606.07 is: 10,496.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,574.42 : 18,732.46 = 7,606.07 : x
  2. Step 2: Convert to fraction form
    13,574.42/18,732.46 = 7,606.07/x
  3. Step 3: Cross multiply
    13,574.42x = 18,732.46 × 7,606.07
  4. Step 4: Simplify right side
    13,574.42x = 142,480,402.03
  5. Step 5: Solve for x
    x = 142,480,402.03/13,574.42
  6. Step 6: Final answer
    x = 10,496.24

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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.