Home / 39,628.86-59,421.44-16,271.70

Finding the Fourth Proportional to 39,628.86, 59,421.44 and 16,271.70

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Solution

The fourth proportional to 39,628.86, 59,421.44 and 16,271.70 is: 24,398.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,628.86 : 59,421.44 = 16,271.70 : x
  2. Step 2: Convert to fraction form
    39,628.86/59,421.44 = 16,271.70/x
  3. Step 3: Cross multiply
    39,628.86x = 59,421.44 × 16,271.70
  4. Step 4: Simplify right side
    39,628.86x = 966,887,845.25
  5. Step 5: Solve for x
    x = 966,887,845.25/39,628.86
  6. Step 6: Final answer
    x = 24,398.58

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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.