Home / 52,075.15-71,863.65-28,201.81

Finding the Fourth Proportional to 52,075.15, 71,863.65 and 28,201.81

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Solution

The fourth proportional to 52,075.15, 71,863.65 and 28,201.81 is: 38,918.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,075.15 : 71,863.65 = 28,201.81 : x
  2. Step 2: Convert to fraction form
    52,075.15/71,863.65 = 28,201.81/x
  3. Step 3: Cross multiply
    52,075.15x = 71,863.65 × 28,201.81
  4. Step 4: Simplify right side
    52,075.15x = 2,026,685,003.21
  5. Step 5: Solve for x
    x = 2,026,685,003.21/52,075.15
  6. Step 6: Final answer
    x = 38,918.47

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1.5x scale

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.