Home / 52,683.54-72,703.28-28,810.23

Finding the Fourth Proportional to 52,683.54, 72,703.28 and 28,810.23

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Solution

The fourth proportional to 52,683.54, 72,703.28 and 28,810.23 is: 39,758.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,683.54 : 72,703.28 = 28,810.23 : x
  2. Step 2: Convert to fraction form
    52,683.54/72,703.28 = 28,810.23/x
  3. Step 3: Cross multiply
    52,683.54x = 72,703.28 × 28,810.23
  4. Step 4: Simplify right side
    52,683.54x = 2,094,598,290.58
  5. Step 5: Solve for x
    x = 2,094,598,290.58/52,683.54
  6. Step 6: Final answer
    x = 39,758.12

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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.