Home / 13,964.50-19,271.15-7,677.01

Finding the Fourth Proportional to 13,964.50, 19,271.15 and 7,677.01

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Solution

The fourth proportional to 13,964.50, 19,271.15 and 7,677.01 is: 10,594.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.50 : 19,271.15 = 7,677.01 : x
  2. Step 2: Convert to fraction form
    13,964.50/19,271.15 = 7,677.01/x
  3. Step 3: Cross multiply
    13,964.50x = 19,271.15 × 7,677.01
  4. Step 4: Simplify right side
    13,964.50x = 147,944,772.88
  5. Step 5: Solve for x
    x = 147,944,772.88/13,964.50
  6. Step 6: Final answer
    x = 10,594.35

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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.