Home / 30,402.18-41,956.85-16,973.39

Finding the Fourth Proportional to 30,402.18, 41,956.85 and 16,973.39

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Solution

The fourth proportional to 30,402.18, 41,956.85 and 16,973.39 is: 23,424.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,402.18 : 41,956.85 = 16,973.39 : x
  2. Step 2: Convert to fraction form
    30,402.18/41,956.85 = 16,973.39/x
  3. Step 3: Cross multiply
    30,402.18x = 41,956.85 × 16,973.39
  4. Step 4: Simplify right side
    30,402.18x = 712,150,125.55
  5. Step 5: Solve for x
    x = 712,150,125.55/30,402.18
  6. Step 6: Final answer
    x = 23,424.31

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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.