Home / 30,607.58-45,924.44-12,842.64

Finding the Fourth Proportional to 30,607.58, 45,924.44 and 12,842.64

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Solution

The fourth proportional to 30,607.58, 45,924.44 and 12,842.64 is: 19,269.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,607.58 : 45,924.44 = 12,842.64 : x
  2. Step 2: Convert to fraction form
    30,607.58/45,924.44 = 12,842.64/x
  3. Step 3: Cross multiply
    30,607.58x = 45,924.44 × 12,842.64
  4. Step 4: Simplify right side
    30,607.58x = 589,791,239.03
  5. Step 5: Solve for x
    x = 589,791,239.03/30,607.58
  6. Step 6: Final answer
    x = 19,269.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.