Home / 19,941.84-29,901.60-9,256.80

Finding the Fourth Proportional to 19,941.84, 29,901.60 and 9,256.80

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Solution

The fourth proportional to 19,941.84, 29,901.60 and 9,256.80 is: 13,880.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,941.84 : 29,901.60 = 9,256.80 : x
  2. Step 2: Convert to fraction form
    19,941.84/29,901.60 = 9,256.80/x
  3. Step 3: Cross multiply
    19,941.84x = 29,901.60 × 9,256.80
  4. Step 4: Simplify right side
    19,941.84x = 276,793,130.88
  5. Step 5: Solve for x
    x = 276,793,130.88/19,941.84
  6. Step 6: Final answer
    x = 13,880.02

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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.