Home / 52,683.54-72,703.24-28,810.20

Finding the Fourth Proportional to 52,683.54, 72,703.24 and 28,810.20

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Solution

The fourth proportional to 52,683.54, 72,703.24 and 28,810.20 is: 39,758.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,683.54 : 72,703.24 = 28,810.20 : x
  2. Step 2: Convert to fraction form
    52,683.54/72,703.24 = 28,810.20/x
  3. Step 3: Cross multiply
    52,683.54x = 72,703.24 × 28,810.20
  4. Step 4: Simplify right side
    52,683.54x = 2,094,595,085.66
  5. Step 5: Solve for x
    x = 2,094,595,085.66/52,683.54
  6. Step 6: Final answer
    x = 39,758.06

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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.