Home / 13,967.06-19,274.06-7,679.40

Finding the Fourth Proportional to 13,967.06, 19,274.06 and 7,679.40

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Solution

The fourth proportional to 13,967.06, 19,274.06 and 7,679.40 is: 10,597.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,967.06 : 19,274.06 = 7,679.40 : x
  2. Step 2: Convert to fraction form
    13,967.06/19,274.06 = 7,679.40/x
  3. Step 3: Cross multiply
    13,967.06x = 19,274.06 × 7,679.40
  4. Step 4: Simplify right side
    13,967.06x = 148,013,216.36
  5. Step 5: Solve for x
    x = 148,013,216.36/13,967.06
  6. Step 6: Final answer
    x = 10,597.31

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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.