Home / 19,574.51-29,365.43-6,427.62

Finding the Fourth Proportional to 19,574.51, 29,365.43 and 6,427.62

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Solution

The fourth proportional to 19,574.51, 29,365.43 and 6,427.62 is: 9,642.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574.51 : 29,365.43 = 6,427.62 : x
  2. Step 2: Convert to fraction form
    19,574.51/29,365.43 = 6,427.62/x
  3. Step 3: Cross multiply
    19,574.51x = 29,365.43 × 6,427.62
  4. Step 4: Simplify right side
    19,574.51x = 188,749,793.04
  5. Step 5: Solve for x
    x = 188,749,793.04/19,574.51
  6. Step 6: Final answer
    x = 9,642.63

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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.