Home / 19,127.56-26,420.97-14,705.68

Finding the Fourth Proportional to 19,127.56, 26,420.97 and 14,705.68

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Solution

The fourth proportional to 19,127.56, 26,420.97 and 14,705.68 is: 20,313.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127.56 : 26,420.97 = 14,705.68 : x
  2. Step 2: Convert to fraction form
    19,127.56/26,420.97 = 14,705.68/x
  3. Step 3: Cross multiply
    19,127.56x = 26,420.97 × 14,705.68
  4. Step 4: Simplify right side
    19,127.56x = 388,538,330.11
  5. Step 5: Solve for x
    x = 388,538,330.11/19,127.56
  6. Step 6: Final answer
    x = 20,313.01

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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.