Home / 15,615.45-23,426.26-4,522.23

Finding the Fourth Proportional to 15,615.45, 23,426.26 and 4,522.23

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Solution

The fourth proportional to 15,615.45, 23,426.26 and 4,522.23 is: 6,784.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,615.45 : 23,426.26 = 4,522.23 : x
  2. Step 2: Convert to fraction form
    15,615.45/23,426.26 = 4,522.23/x
  3. Step 3: Cross multiply
    15,615.45x = 23,426.26 × 4,522.23
  4. Step 4: Simplify right side
    15,615.45x = 105,938,949.89
  5. Step 5: Solve for x
    x = 105,938,949.89/15,615.45
  6. Step 6: Final answer
    x = 6,784.24

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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.