Home / 19,730.20-29,606.52-7,248.62

Finding the Fourth Proportional to 19,730.20, 29,606.52 and 7,248.62

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Solution

The fourth proportional to 19,730.20, 29,606.52 and 7,248.62 is: 10,877.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,730.20 : 29,606.52 = 7,248.62 : x
  2. Step 2: Convert to fraction form
    19,730.20/29,606.52 = 7,248.62/x
  3. Step 3: Cross multiply
    19,730.20x = 29,606.52 × 7,248.62
  4. Step 4: Simplify right side
    19,730.20x = 214,606,413.00
  5. Step 5: Solve for x
    x = 214,606,413.00/19,730.20
  6. Step 6: Final answer
    x = 10,877.05

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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.