Home / 19,670.23-29,509.55-6,343.98

Finding the Fourth Proportional to 19,670.23, 29,509.55 and 6,343.98

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Solution

The fourth proportional to 19,670.23, 29,509.55 and 6,343.98 is: 9,517.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,670.23 : 29,509.55 = 6,343.98 : x
  2. Step 2: Convert to fraction form
    19,670.23/29,509.55 = 6,343.98/x
  3. Step 3: Cross multiply
    19,670.23x = 29,509.55 × 6,343.98
  4. Step 4: Simplify right side
    19,670.23x = 187,208,097.74
  5. Step 5: Solve for x
    x = 187,208,097.74/19,670.23
  6. Step 6: Final answer
    x = 9,517.33

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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.