Home / 52,177.05-72,004.03-28,303.21

Finding the Fourth Proportional to 52,177.05, 72,004.03 and 28,303.21

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Solution

The fourth proportional to 52,177.05, 72,004.03 and 28,303.21 is: 39,058.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,177.05 : 72,004.03 = 28,303.21 : x
  2. Step 2: Convert to fraction form
    52,177.05/72,004.03 = 28,303.21/x
  3. Step 3: Cross multiply
    52,177.05x = 72,004.03 × 28,303.21
  4. Step 4: Simplify right side
    52,177.05x = 2,037,945,181.94
  5. Step 5: Solve for x
    x = 2,037,945,181.94/52,177.05
  6. Step 6: Final answer
    x = 39,058.27

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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.