Home / 14,153.44-19,531.02-7,866.28

Finding the Fourth Proportional to 14,153.44, 19,531.02 and 7,866.28

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Solution

The fourth proportional to 14,153.44, 19,531.02 and 7,866.28 is: 10,855.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,153.44 : 19,531.02 = 7,866.28 : x
  2. Step 2: Convert to fraction form
    14,153.44/19,531.02 = 7,866.28/x
  3. Step 3: Cross multiply
    14,153.44x = 19,531.02 × 7,866.28
  4. Step 4: Simplify right side
    14,153.44x = 153,636,472.01
  5. Step 5: Solve for x
    x = 153,636,472.01/14,153.44
  6. Step 6: Final answer
    x = 10,855.06

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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.