Home / 48,558.69-72,838.17-13,498.38

Finding the Fourth Proportional to 48,558.69, 72,838.17 and 13,498.38

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Solution

The fourth proportional to 48,558.69, 72,838.17 and 13,498.38 is: 20,247.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,558.69 : 72,838.17 = 13,498.38 : x
  2. Step 2: Convert to fraction form
    48,558.69/72,838.17 = 13,498.38/x
  3. Step 3: Cross multiply
    48,558.69x = 72,838.17 × 13,498.38
  4. Step 4: Simplify right side
    48,558.69x = 983,197,297.16
  5. Step 5: Solve for x
    x = 983,197,297.16/48,558.69
  6. Step 6: Final answer
    x = 20,247.61

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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.