Home / 15,795.21-23,672.33-6,424.32

Finding the Fourth Proportional to 15,795.21, 23,672.33 and 6,424.32

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Solution

The fourth proportional to 15,795.21, 23,672.33 and 6,424.32 is: 9,628.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,795.21 : 23,672.33 = 6,424.32 : x
  2. Step 2: Convert to fraction form
    15,795.21/23,672.33 = 6,424.32/x
  3. Step 3: Cross multiply
    15,795.21x = 23,672.33 × 6,424.32
  4. Step 4: Simplify right side
    15,795.21x = 152,078,623.07
  5. Step 5: Solve for x
    x = 152,078,623.07/15,795.21
  6. Step 6: Final answer
    x = 9,628.15

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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.