Home / 34,686.36-52,023.66-12,495.60

Finding the Fourth Proportional to 34,686.36, 52,023.66 and 12,495.60

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Solution

The fourth proportional to 34,686.36, 52,023.66 and 12,495.60 is: 18,741.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,686.36 : 52,023.66 = 12,495.60 : x
  2. Step 2: Convert to fraction form
    34,686.36/52,023.66 = 12,495.60/x
  3. Step 3: Cross multiply
    34,686.36x = 52,023.66 × 12,495.60
  4. Step 4: Simplify right side
    34,686.36x = 650,066,845.90
  5. Step 5: Solve for x
    x = 650,066,845.90/34,686.36
  6. Step 6: Final answer
    x = 18,741.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.