Home / 15,821.07-23,731.58-6,465.48

Finding the Fourth Proportional to 15,821.07, 23,731.58 and 6,465.48

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Solution

The fourth proportional to 15,821.07, 23,731.58 and 6,465.48 is: 9,698.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,821.07 : 23,731.58 = 6,465.48 : x
  2. Step 2: Convert to fraction form
    15,821.07/23,731.58 = 6,465.48/x
  3. Step 3: Cross multiply
    15,821.07x = 23,731.58 × 6,465.48
  4. Step 4: Simplify right side
    15,821.07x = 153,436,023.53
  5. Step 5: Solve for x
    x = 153,436,023.53/15,821.07
  6. Step 6: Final answer
    x = 9,698.21

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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.