Home / 37,756.80-52,100.64-28,810.08

Finding the Fourth Proportional to 37,756.80, 52,100.64 and 28,810.08

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Solution

The fourth proportional to 37,756.80, 52,100.64 and 28,810.08 is: 39,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,756.80 : 52,100.64 = 28,810.08 : x
  2. Step 2: Convert to fraction form
    37,756.80/52,100.64 = 28,810.08/x
  3. Step 3: Cross multiply
    37,756.80x = 52,100.64 × 28,810.08
  4. Step 4: Simplify right side
    37,756.80x = 1,501,023,606.45
  5. Step 5: Solve for x
    x = 1,501,023,606.45/37,756.80
  6. Step 6: Final answer
    x = 39,755.05

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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.