Home / 13,960.42-19,265.48-7,587.03

Finding the Fourth Proportional to 13,960.42, 19,265.48 and 7,587.03

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Solution

The fourth proportional to 13,960.42, 19,265.48 and 7,587.03 is: 10,470.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.42 : 19,265.48 = 7,587.03 : x
  2. Step 2: Convert to fraction form
    13,960.42/19,265.48 = 7,587.03/x
  3. Step 3: Cross multiply
    13,960.42x = 19,265.48 × 7,587.03
  4. Step 4: Simplify right side
    13,960.42x = 146,167,837.49
  5. Step 5: Solve for x
    x = 146,167,837.49/13,960.42
  6. Step 6: Final answer
    x = 10,470.16

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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.