Home / 19,684.01-29,530.40-7,203.76

Finding the Fourth Proportional to 19,684.01, 29,530.40 and 7,203.76

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Solution

The fourth proportional to 19,684.01, 29,530.40 and 7,203.76 is: 10,807.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,684.01 : 29,530.40 = 7,203.76 : x
  2. Step 2: Convert to fraction form
    19,684.01/29,530.40 = 7,203.76/x
  3. Step 3: Cross multiply
    19,684.01x = 29,530.40 × 7,203.76
  4. Step 4: Simplify right side
    19,684.01x = 212,729,907.77
  5. Step 5: Solve for x
    x = 212,729,907.77/19,684.01
  6. Step 6: Final answer
    x = 10,807.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.