Home / 23,985.34-35,988.37-12,879.02

Finding the Fourth Proportional to 23,985.34, 35,988.37 and 12,879.02

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Solution

The fourth proportional to 23,985.34, 35,988.37 and 12,879.02 is: 19,324.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,985.34 : 35,988.37 = 12,879.02 : x
  2. Step 2: Convert to fraction form
    23,985.34/35,988.37 = 12,879.02/x
  3. Step 3: Cross multiply
    23,985.34x = 35,988.37 × 12,879.02
  4. Step 4: Simplify right side
    23,985.34x = 463,494,994.77
  5. Step 5: Solve for x
    x = 463,494,994.77/23,985.34
  6. Step 6: Final answer
    x = 19,324.10

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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.