Home / 19,081.40-26,314.02-14,605.28

Finding the Fourth Proportional to 19,081.40, 26,314.02 and 14,605.28

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Solution

The fourth proportional to 19,081.40, 26,314.02 and 14,605.28 is: 20,141.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,081.40 : 26,314.02 = 14,605.28 : x
  2. Step 2: Convert to fraction form
    19,081.40/26,314.02 = 14,605.28/x
  3. Step 3: Cross multiply
    19,081.40x = 26,314.02 × 14,605.28
  4. Step 4: Simplify right side
    19,081.40x = 384,323,630.03
  5. Step 5: Solve for x
    x = 384,323,630.03/19,081.40
  6. Step 6: Final answer
    x = 20,141.27

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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.