Home / 19,973.21-29,968.65-10,483.29

Finding the Fourth Proportional to 19,973.21, 29,968.65 and 10,483.29

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Solution

The fourth proportional to 19,973.21, 29,968.65 and 10,483.29 is: 15,729.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973.21 : 29,968.65 = 10,483.29 : x
  2. Step 2: Convert to fraction form
    19,973.21/29,968.65 = 10,483.29/x
  3. Step 3: Cross multiply
    19,973.21x = 29,968.65 × 10,483.29
  4. Step 4: Simplify right side
    19,973.21x = 314,170,048.86
  5. Step 5: Solve for x
    x = 314,170,048.86/19,973.21
  6. Step 6: Final answer
    x = 15,729.58

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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.