Home / 34,258.22-47,245.63-28,534.69

Finding the Fourth Proportional to 34,258.22, 47,245.63 and 28,534.69

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Solution

The fourth proportional to 34,258.22, 47,245.63 and 28,534.69 is: 39,352.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,258.22 : 47,245.63 = 28,534.69 : x
  2. Step 2: Convert to fraction form
    34,258.22/47,245.63 = 28,534.69/x
  3. Step 3: Cross multiply
    34,258.22x = 47,245.63 × 28,534.69
  4. Step 4: Simplify right side
    34,258.22x = 1,348,139,405.90
  5. Step 5: Solve for x
    x = 1,348,139,405.90/34,258.22
  6. Step 6: Final answer
    x = 39,352.29

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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.