Home / 19,712.25-29,559.47-5,669.06

Finding the Fourth Proportional to 19,712.25, 29,559.47 and 5,669.06

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Solution

The fourth proportional to 19,712.25, 29,559.47 and 5,669.06 is: 8,501.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,712.25 : 29,559.47 = 5,669.06 : x
  2. Step 2: Convert to fraction form
    19,712.25/29,559.47 = 5,669.06/x
  3. Step 3: Cross multiply
    19,712.25x = 29,559.47 × 5,669.06
  4. Step 4: Simplify right side
    19,712.25x = 167,574,232.86
  5. Step 5: Solve for x
    x = 167,574,232.86/19,712.25
  6. Step 6: Final answer
    x = 8,501.02

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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.