Home / 15,994.01-23,980.75-6,640.48

Finding the Fourth Proportional to 15,994.01, 23,980.75 and 6,640.48

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Solution

The fourth proportional to 15,994.01, 23,980.75 and 6,640.48 is: 9,956.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,994.01 : 23,980.75 = 6,640.48 : x
  2. Step 2: Convert to fraction form
    15,994.01/23,980.75 = 6,640.48/x
  3. Step 3: Cross multiply
    15,994.01x = 23,980.75 × 6,640.48
  4. Step 4: Simplify right side
    15,994.01x = 159,243,790.26
  5. Step 5: Solve for x
    x = 159,243,790.26/15,994.01
  6. Step 6: Final answer
    x = 9,956.46

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1.5x scale

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.