Home / 15,799.32-23,678.41-6,428.41

Finding the Fourth Proportional to 15,799.32, 23,678.41 and 6,428.41

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Solution

The fourth proportional to 15,799.32, 23,678.41 and 6,428.41 is: 9,634.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,799.32 : 23,678.41 = 6,428.41 : x
  2. Step 2: Convert to fraction form
    15,799.32/23,678.41 = 6,428.41/x
  3. Step 3: Cross multiply
    15,799.32x = 23,678.41 × 6,428.41
  4. Step 4: Simplify right side
    15,799.32x = 152,214,527.63
  5. Step 5: Solve for x
    x = 152,214,527.63/15,799.32
  6. Step 6: Final answer
    x = 9,634.25

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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.