Home / 39,114.42-58,676.55-19,124.58

Finding the Fourth Proportional to 39,114.42, 58,676.55 and 19,124.58

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Solution

The fourth proportional to 39,114.42, 58,676.55 and 19,124.58 is: 28,689.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,114.42 : 58,676.55 = 19,124.58 : x
  2. Step 2: Convert to fraction form
    39,114.42/58,676.55 = 19,124.58/x
  3. Step 3: Cross multiply
    39,114.42x = 58,676.55 × 19,124.58
  4. Step 4: Simplify right side
    39,114.42x = 1,122,164,374.60
  5. Step 5: Solve for x
    x = 1,122,164,374.60/39,114.42
  6. Step 6: Final answer
    x = 28,689.28

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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.