Home / 14,422.47-19,901.70-8,048.58

Finding the Fourth Proportional to 14,422.47, 19,901.70 and 8,048.58

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Solution

The fourth proportional to 14,422.47, 19,901.70 and 8,048.58 is: 11,106.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,422.47 : 19,901.70 = 8,048.58 : x
  2. Step 2: Convert to fraction form
    14,422.47/19,901.70 = 8,048.58/x
  3. Step 3: Cross multiply
    14,422.47x = 19,901.70 × 8,048.58
  4. Step 4: Simplify right side
    14,422.47x = 160,180,424.59
  5. Step 5: Solve for x
    x = 160,180,424.59/14,422.47
  6. Step 6: Final answer
    x = 11,106.31

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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.