Home / 13,967.37-19,275.17-7,679.88

Finding the Fourth Proportional to 13,967.37, 19,275.17 and 7,679.88

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Solution

The fourth proportional to 13,967.37, 19,275.17 and 7,679.88 is: 10,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,967.37 : 19,275.17 = 7,679.88 : x
  2. Step 2: Convert to fraction form
    13,967.37/19,275.17 = 7,679.88/x
  3. Step 3: Cross multiply
    13,967.37x = 19,275.17 × 7,679.88
  4. Step 4: Simplify right side
    13,967.37x = 148,030,954.18
  5. Step 5: Solve for x
    x = 148,030,954.18/13,967.37
  6. Step 6: Final answer
    x = 10,598.34

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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.