Home / 15,890.99-23,835.42-6,528.60

Finding the Fourth Proportional to 15,890.99, 23,835.42 and 6,528.60

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Solution

The fourth proportional to 15,890.99, 23,835.42 and 6,528.60 is: 9,792.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,890.99 : 23,835.42 = 6,528.60 : x
  2. Step 2: Convert to fraction form
    15,890.99/23,835.42 = 6,528.60/x
  3. Step 3: Cross multiply
    15,890.99x = 23,835.42 × 6,528.60
  4. Step 4: Simplify right side
    15,890.99x = 155,611,923.01
  5. Step 5: Solve for x
    x = 155,611,923.01/15,890.99
  6. Step 6: Final answer
    x = 9,792.47

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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.