Home / 55,658.48-83,485.20-16,214.72

Finding the Fourth Proportional to 55,658.48, 83,485.20 and 16,214.72

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Solution

The fourth proportional to 55,658.48, 83,485.20 and 16,214.72 is: 24,321.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,658.48 : 83,485.20 = 16,214.72 : x
  2. Step 2: Convert to fraction form
    55,658.48/83,485.20 = 16,214.72/x
  3. Step 3: Cross multiply
    55,658.48x = 83,485.20 × 16,214.72
  4. Step 4: Simplify right side
    55,658.48x = 1,353,689,142.14
  5. Step 5: Solve for x
    x = 1,353,689,142.14/55,658.48
  6. Step 6: Final answer
    x = 24,321.35

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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.