Home / 15,678.76-23,511.99-6,317.03

Finding the Fourth Proportional to 15,678.76, 23,511.99 and 6,317.03

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Solution

The fourth proportional to 15,678.76, 23,511.99 and 6,317.03 is: 9,473.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,678.76 : 23,511.99 = 6,317.03 : x
  2. Step 2: Convert to fraction form
    15,678.76/23,511.99 = 6,317.03/x
  3. Step 3: Cross multiply
    15,678.76x = 23,511.99 × 6,317.03
  4. Step 4: Simplify right side
    15,678.76x = 148,525,969.93
  5. Step 5: Solve for x
    x = 148,525,969.93/15,678.76
  6. Step 6: Final answer
    x = 9,473.07

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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.