Home / 34,721.76-51,779.14-30,894.51

Finding the Fourth Proportional to 34,721.76, 51,779.14 and 30,894.51

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Solution

The fourth proportional to 34,721.76, 51,779.14 and 30,894.51 is: 46,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,721.76 : 51,779.14 = 30,894.51 : x
  2. Step 2: Convert to fraction form
    34,721.76/51,779.14 = 30,894.51/x
  3. Step 3: Cross multiply
    34,721.76x = 51,779.14 × 30,894.51
  4. Step 4: Simplify right side
    34,721.76x = 1,599,690,984.20
  5. Step 5: Solve for x
    x = 1,599,690,984.20/34,721.76
  6. Step 6: Final answer
    x = 46,071.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.