Home / 28,927.74-43,370.64-19,544.30

Finding the Fourth Proportional to 28,927.74, 43,370.64 and 19,544.30

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Solution

The fourth proportional to 28,927.74, 43,370.64 and 19,544.30 is: 29,302.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,927.74 : 43,370.64 = 19,544.30 : x
  2. Step 2: Convert to fraction form
    28,927.74/43,370.64 = 19,544.30/x
  3. Step 3: Cross multiply
    28,927.74x = 43,370.64 × 19,544.30
  4. Step 4: Simplify right side
    28,927.74x = 847,648,582.50
  5. Step 5: Solve for x
    x = 847,648,582.50/28,927.74
  6. Step 6: Final answer
    x = 29,302.27

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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.