Home / 32,148.09-48,229.76-13,417.72

Finding the Fourth Proportional to 32,148.09, 48,229.76 and 13,417.72

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Solution

The fourth proportional to 32,148.09, 48,229.76 and 13,417.72 is: 20,129.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,148.09 : 48,229.76 = 13,417.72 : x
  2. Step 2: Convert to fraction form
    32,148.09/48,229.76 = 13,417.72/x
  3. Step 3: Cross multiply
    32,148.09x = 48,229.76 × 13,417.72
  4. Step 4: Simplify right side
    32,148.09x = 647,133,328.32
  5. Step 5: Solve for x
    x = 647,133,328.32/32,148.09
  6. Step 6: Final answer
    x = 20,129.76

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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.