Home / 39,017.72-58,509.30-28,027.64

Finding the Fourth Proportional to 39,017.72, 58,509.30 and 28,027.64

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Solution

The fourth proportional to 39,017.72, 58,509.30 and 28,027.64 is: 42,029.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,017.72 : 58,509.30 = 28,027.64 : x
  2. Step 2: Convert to fraction form
    39,017.72/58,509.30 = 28,027.64/x
  3. Step 3: Cross multiply
    39,017.72x = 58,509.30 × 28,027.64
  4. Step 4: Simplify right side
    39,017.72x = 1,639,877,597.05
  5. Step 5: Solve for x
    x = 1,639,877,597.05/39,017.72
  6. Step 6: Final answer
    x = 42,029.05

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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.