Home / 19,011.45-26,242.34-11,056.17

Finding the Fourth Proportional to 19,011.45, 26,242.34 and 11,056.17

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Solution

The fourth proportional to 19,011.45, 26,242.34 and 11,056.17 is: 15,261.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.45 : 26,242.34 = 11,056.17 : x
  2. Step 2: Convert to fraction form
    19,011.45/26,242.34 = 11,056.17/x
  3. Step 3: Cross multiply
    19,011.45x = 26,242.34 × 11,056.17
  4. Step 4: Simplify right side
    19,011.45x = 290,139,716.96
  5. Step 5: Solve for x
    x = 290,139,716.96/19,011.45
  6. Step 6: Final answer
    x = 15,261.31

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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.