Home / 14,359.89-19,818.51-8,073.48

Finding the Fourth Proportional to 14,359.89, 19,818.51 and 8,073.48

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Solution

The fourth proportional to 14,359.89, 19,818.51 and 8,073.48 is: 11,142.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,359.89 : 19,818.51 = 8,073.48 : x
  2. Step 2: Convert to fraction form
    14,359.89/19,818.51 = 8,073.48/x
  3. Step 3: Cross multiply
    14,359.89x = 19,818.51 × 8,073.48
  4. Step 4: Simplify right side
    14,359.89x = 160,004,344.11
  5. Step 5: Solve for x
    x = 160,004,344.11/14,359.89
  6. Step 6: Final answer
    x = 11,142.45

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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.