Home / 30,258.08-41,752.71-16,828.52

Finding the Fourth Proportional to 30,258.08, 41,752.71 and 16,828.52

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Solution

The fourth proportional to 30,258.08, 41,752.71 and 16,828.52 is: 23,221.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,258.08 : 41,752.71 = 16,828.52 : x
  2. Step 2: Convert to fraction form
    30,258.08/41,752.71 = 16,828.52/x
  3. Step 3: Cross multiply
    30,258.08x = 41,752.71 × 16,828.52
  4. Step 4: Simplify right side
    30,258.08x = 702,636,106.53
  5. Step 5: Solve for x
    x = 702,636,106.53/30,258.08
  6. Step 6: Final answer
    x = 23,221.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.