Home / 43,922.32-60,597.48-30,490

Finding the Fourth Proportional to 43,922.32, 60,597.48 and 30,490

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Solution

The fourth proportional to 43,922.32, 60,597.48 and 30,490 is: 42,065.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,922.32 : 60,597.48 = 30,490 : x
  2. Step 2: Convert to fraction form
    43,922.32/60,597.48 = 30,490/x
  3. Step 3: Cross multiply
    43,922.32x = 60,597.48 × 30,490
  4. Step 4: Simplify right side
    43,922.32x = 1,847,617,165.20
  5. Step 5: Solve for x
    x = 1,847,617,165.20/43,922.32
  6. Step 6: Final answer
    x = 42,065.56

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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.