Home / 39,124.40-58,648.20-34,977.20

Finding the Fourth Proportional to 39,124.40, 58,648.20 and 34,977.20

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Solution

The fourth proportional to 39,124.40, 58,648.20 and 34,977.20 is: 52,431.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,124.40 : 58,648.20 = 34,977.20 : x
  2. Step 2: Convert to fraction form
    39,124.40/58,648.20 = 34,977.20/x
  3. Step 3: Cross multiply
    39,124.40x = 58,648.20 × 34,977.20
  4. Step 4: Simplify right side
    39,124.40x = 2,051,349,821.04
  5. Step 5: Solve for x
    x = 2,051,349,821.04/39,124.40
  6. Step 6: Final answer
    x = 52,431.47

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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.