Home / 15,464.61-23,185.58-4,928.57

Finding the Fourth Proportional to 15,464.61, 23,185.58 and 4,928.57

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Solution

The fourth proportional to 15,464.61, 23,185.58 and 4,928.57 is: 7,389.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,464.61 : 23,185.58 = 4,928.57 : x
  2. Step 2: Convert to fraction form
    15,464.61/23,185.58 = 4,928.57/x
  3. Step 3: Cross multiply
    15,464.61x = 23,185.58 × 4,928.57
  4. Step 4: Simplify right side
    15,464.61x = 114,271,613.45
  5. Step 5: Solve for x
    x = 114,271,613.45/15,464.61
  6. Step 6: Final answer
    x = 7,389.23

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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.