Home / 35,065.40-48,390.50-19,149.86

Finding the Fourth Proportional to 35,065.40, 48,390.50 and 19,149.86

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Solution

The fourth proportional to 35,065.40, 48,390.50 and 19,149.86 is: 26,426.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,065.40 : 48,390.50 = 19,149.86 : x
  2. Step 2: Convert to fraction form
    35,065.40/48,390.50 = 19,149.86/x
  3. Step 3: Cross multiply
    35,065.40x = 48,390.50 × 19,149.86
  4. Step 4: Simplify right side
    35,065.40x = 926,670,962.63
  5. Step 5: Solve for x
    x = 926,670,962.63/35,065.40
  6. Step 6: Final answer
    x = 26,426.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.