Home / 38,673.75-58,064.51-19,967.28

Finding the Fourth Proportional to 38,673.75, 58,064.51 and 19,967.28

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Solution

The fourth proportional to 38,673.75, 58,064.51 and 19,967.28 is: 29,978.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,673.75 : 58,064.51 = 19,967.28 : x
  2. Step 2: Convert to fraction form
    38,673.75/58,064.51 = 19,967.28/x
  3. Step 3: Cross multiply
    38,673.75x = 58,064.51 × 19,967.28
  4. Step 4: Simplify right side
    38,673.75x = 1,159,390,329.23
  5. Step 5: Solve for x
    x = 1,159,390,329.23/38,673.75
  6. Step 6: Final answer
    x = 29,978.74

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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.