Home / 35,357.63-48,743.27-28,124.11

Finding the Fourth Proportional to 35,357.63, 48,743.27 and 28,124.11

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Solution

The fourth proportional to 35,357.63, 48,743.27 and 28,124.11 is: 38,771.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,357.63 : 48,743.27 = 28,124.11 : x
  2. Step 2: Convert to fraction form
    35,357.63/48,743.27 = 28,124.11/x
  3. Step 3: Cross multiply
    35,357.63x = 48,743.27 × 28,124.11
  4. Step 4: Simplify right side
    35,357.63x = 1,370,860,913.83
  5. Step 5: Solve for x
    x = 1,370,860,913.83/35,357.63
  6. Step 6: Final answer
    x = 38,771.29

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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.