Home / 19,530.08-29,295.07-4,738.98

Finding the Fourth Proportional to 19,530.08, 29,295.07 and 4,738.98

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Solution

The fourth proportional to 19,530.08, 29,295.07 and 4,738.98 is: 7,108.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,530.08 : 29,295.07 = 4,738.98 : x
  2. Step 2: Convert to fraction form
    19,530.08/29,295.07 = 4,738.98/x
  3. Step 3: Cross multiply
    19,530.08x = 29,295.07 × 4,738.98
  4. Step 4: Simplify right side
    19,530.08x = 138,828,738.98
  5. Step 5: Solve for x
    x = 138,828,738.98/19,530.08
  6. Step 6: Final answer
    x = 7,108.46

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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.