Home / 19,573.89-29,365.85-6,426.38

Finding the Fourth Proportional to 19,573.89, 29,365.85 and 6,426.38

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Solution

The fourth proportional to 19,573.89, 29,365.85 and 6,426.38 is: 9,641.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,573.89 : 29,365.85 = 6,426.38 : x
  2. Step 2: Convert to fraction form
    19,573.89/29,365.85 = 6,426.38/x
  3. Step 3: Cross multiply
    19,573.89x = 29,365.85 × 6,426.38
  4. Step 4: Simplify right side
    19,573.89x = 188,716,111.12
  5. Step 5: Solve for x
    x = 188,716,111.12/19,573.89
  6. Step 6: Final answer
    x = 9,641.22

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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.