Home / 34,045.93-46,971.27-21,315.02

Finding the Fourth Proportional to 34,045.93, 46,971.27 and 21,315.02

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Solution

The fourth proportional to 34,045.93, 46,971.27 and 21,315.02 is: 29,407.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,045.93 : 46,971.27 = 21,315.02 : x
  2. Step 2: Convert to fraction form
    34,045.93/46,971.27 = 21,315.02/x
  3. Step 3: Cross multiply
    34,045.93x = 46,971.27 × 21,315.02
  4. Step 4: Simplify right side
    34,045.93x = 1,001,193,324.62
  5. Step 5: Solve for x
    x = 1,001,193,324.62/34,045.93
  6. Step 6: Final answer
    x = 29,407.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.