Home / 14,076.49-19,407.90-9,031.81

Finding the Fourth Proportional to 14,076.49, 19,407.90 and 9,031.81

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Solution

The fourth proportional to 14,076.49, 19,407.90 and 9,031.81 is: 12,452.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076.49 : 19,407.90 = 9,031.81 : x
  2. Step 2: Convert to fraction form
    14,076.49/19,407.90 = 9,031.81/x
  3. Step 3: Cross multiply
    14,076.49x = 19,407.90 × 9,031.81
  4. Step 4: Simplify right side
    14,076.49x = 175,288,465.30
  5. Step 5: Solve for x
    x = 175,288,465.30/14,076.49
  6. Step 6: Final answer
    x = 12,452.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.