Home / 31,582.23-43,582.35-19,004.55

Finding the Fourth Proportional to 31,582.23, 43,582.35 and 19,004.55

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Solution

The fourth proportional to 31,582.23, 43,582.35 and 19,004.55 is: 26,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,582.23 : 43,582.35 = 19,004.55 : x
  2. Step 2: Convert to fraction form
    31,582.23/43,582.35 = 19,004.55/x
  3. Step 3: Cross multiply
    31,582.23x = 43,582.35 × 19,004.55
  4. Step 4: Simplify right side
    31,582.23x = 828,262,949.69
  5. Step 5: Solve for x
    x = 828,262,949.69/31,582.23
  6. Step 6: Final answer
    x = 26,225.60

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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.