Home / 30,712.19-45,751.33-29,782.94

Finding the Fourth Proportional to 30,712.19, 45,751.33 and 29,782.94

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Solution

The fourth proportional to 30,712.19, 45,751.33 and 29,782.94 is: 44,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,712.19 : 45,751.33 = 29,782.94 : x
  2. Step 2: Convert to fraction form
    30,712.19/45,751.33 = 29,782.94/x
  3. Step 3: Cross multiply
    30,712.19x = 45,751.33 × 29,782.94
  4. Step 4: Simplify right side
    30,712.19x = 1,362,609,116.31
  5. Step 5: Solve for x
    x = 1,362,609,116.31/30,712.19
  6. Step 6: Final answer
    x = 44,367.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.