Home / 52,409.57-72,324.27-28,535.81

Finding the Fourth Proportional to 52,409.57, 72,324.27 and 28,535.81

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Solution

The fourth proportional to 52,409.57, 72,324.27 and 28,535.81 is: 39,378.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,409.57 : 72,324.27 = 28,535.81 : x
  2. Step 2: Convert to fraction form
    52,409.57/72,324.27 = 28,535.81/x
  3. Step 3: Cross multiply
    52,409.57x = 72,324.27 × 28,535.81
  4. Step 4: Simplify right side
    52,409.57x = 2,063,831,627.11
  5. Step 5: Solve for x
    x = 2,063,831,627.11/52,409.57
  6. Step 6: Final answer
    x = 39,378.91

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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.