Home / 46,781.44-70,123.14-21,800.88

Finding the Fourth Proportional to 46,781.44, 70,123.14 and 21,800.88

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Solution

The fourth proportional to 46,781.44, 70,123.14 and 21,800.88 is: 32,678.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,781.44 : 70,123.14 = 21,800.88 : x
  2. Step 2: Convert to fraction form
    46,781.44/70,123.14 = 21,800.88/x
  3. Step 3: Cross multiply
    46,781.44x = 70,123.14 × 21,800.88
  4. Step 4: Simplify right side
    46,781.44x = 1,528,746,160.36
  5. Step 5: Solve for x
    x = 1,528,746,160.36/46,781.44
  6. Step 6: Final answer
    x = 32,678.48

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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.