Home / 39,006.40-58,509.60-34,729.60

Finding the Fourth Proportional to 39,006.40, 58,509.60 and 34,729.60

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Solution

The fourth proportional to 39,006.40, 58,509.60 and 34,729.60 is: 52,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,006.40 : 58,509.60 = 34,729.60 : x
  2. Step 2: Convert to fraction form
    39,006.40/58,509.60 = 34,729.60/x
  3. Step 3: Cross multiply
    39,006.40x = 58,509.60 × 34,729.60
  4. Step 4: Simplify right side
    39,006.40x = 2,032,015,004.16
  5. Step 5: Solve for x
    x = 2,032,015,004.16/39,006.40
  6. Step 6: Final answer
    x = 52,094.40

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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.