Home / 39,472.37-59,217.86-12,818.27

Finding the Fourth Proportional to 39,472.37, 59,217.86 and 12,818.27

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Solution

The fourth proportional to 39,472.37, 59,217.86 and 12,818.27 is: 19,230.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,472.37 : 59,217.86 = 12,818.27 : x
  2. Step 2: Convert to fraction form
    39,472.37/59,217.86 = 12,818.27/x
  3. Step 3: Cross multiply
    39,472.37x = 59,217.86 × 12,818.27
  4. Step 4: Simplify right side
    39,472.37x = 759,070,158.12
  5. Step 5: Solve for x
    x = 759,070,158.12/39,472.37
  6. Step 6: Final answer
    x = 19,230.42

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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.