Home / 50,973.24-70,342.50-28,312.44

Finding the Fourth Proportional to 50,973.24, 70,342.50 and 28,312.44

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Solution

The fourth proportional to 50,973.24, 70,342.50 and 28,312.44 is: 39,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,973.24 : 70,342.50 = 28,312.44 : x
  2. Step 2: Convert to fraction form
    50,973.24/70,342.50 = 28,312.44/x
  3. Step 3: Cross multiply
    50,973.24x = 70,342.50 × 28,312.44
  4. Step 4: Simplify right side
    50,973.24x = 1,991,567,810.70
  5. Step 5: Solve for x
    x = 1,991,567,810.70/50,973.24
  6. Step 6: Final answer
    x = 39,070.85

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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.