Home / 19,485.23-29,221.56-6,334.47

Finding the Fourth Proportional to 19,485.23, 29,221.56 and 6,334.47

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Solution

The fourth proportional to 19,485.23, 29,221.56 and 6,334.47 is: 9,499.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,485.23 : 29,221.56 = 6,334.47 : x
  2. Step 2: Convert to fraction form
    19,485.23/29,221.56 = 6,334.47/x
  3. Step 3: Cross multiply
    19,485.23x = 29,221.56 × 6,334.47
  4. Step 4: Simplify right side
    19,485.23x = 185,103,095.17
  5. Step 5: Solve for x
    x = 185,103,095.17/19,485.23
  6. Step 6: Final answer
    x = 9,499.66

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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.