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Finding the Fourth Proportional to 34,430.51, 51,639.81 and 9,464.63

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Solution

The fourth proportional to 34,430.51, 51,639.81 and 9,464.63 is: 14,195.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,430.51 : 51,639.81 = 9,464.63 : x
  2. Step 2: Convert to fraction form
    34,430.51/51,639.81 = 9,464.63/x
  3. Step 3: Cross multiply
    34,430.51x = 51,639.81 × 9,464.63
  4. Step 4: Simplify right side
    34,430.51x = 488,751,549.33
  5. Step 5: Solve for x
    x = 488,751,549.33/34,430.51
  6. Step 6: Final answer
    x = 14,195.30

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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.