Home / 29,423.12-40,603.97-15,994.35

Finding the Fourth Proportional to 29,423.12, 40,603.97 and 15,994.35

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Solution

The fourth proportional to 29,423.12, 40,603.97 and 15,994.35 is: 22,072.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,423.12 : 40,603.97 = 15,994.35 : x
  2. Step 2: Convert to fraction form
    29,423.12/40,603.97 = 15,994.35/x
  3. Step 3: Cross multiply
    29,423.12x = 40,603.97 × 15,994.35
  4. Step 4: Simplify right side
    29,423.12x = 649,434,027.60
  5. Step 5: Solve for x
    x = 649,434,027.60/29,423.12
  6. Step 6: Final answer
    x = 22,072.24

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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.