Home / 34,263.03-47,297.57-20,838.60

Finding the Fourth Proportional to 34,263.03, 47,297.57 and 20,838.60

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Solution

The fourth proportional to 34,263.03, 47,297.57 and 20,838.60 is: 28,766.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,263.03 : 47,297.57 = 20,838.60 : x
  2. Step 2: Convert to fraction form
    34,263.03/47,297.57 = 20,838.60/x
  3. Step 3: Cross multiply
    34,263.03x = 47,297.57 × 20,838.60
  4. Step 4: Simplify right side
    34,263.03x = 985,615,038.01
  5. Step 5: Solve for x
    x = 985,615,038.01/34,263.03
  6. Step 6: Final answer
    x = 28,766.14

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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.