Home / 30,077.41-41,505.48-16,647.72

Finding the Fourth Proportional to 30,077.41, 41,505.48 and 16,647.72

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Solution

The fourth proportional to 30,077.41, 41,505.48 and 16,647.72 is: 22,973.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,077.41 : 41,505.48 = 16,647.72 : x
  2. Step 2: Convert to fraction form
    30,077.41/41,505.48 = 16,647.72/x
  3. Step 3: Cross multiply
    30,077.41x = 41,505.48 × 16,647.72
  4. Step 4: Simplify right side
    30,077.41x = 690,971,609.51
  5. Step 5: Solve for x
    x = 690,971,609.51/30,077.41
  6. Step 6: Final answer
    x = 22,973.11

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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.