Home / 26,190.69-36,143.27-14,253.94

Finding the Fourth Proportional to 26,190.69, 36,143.27 and 14,253.94

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Solution

The fourth proportional to 26,190.69, 36,143.27 and 14,253.94 is: 19,670.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190.69 : 36,143.27 = 14,253.94 : x
  2. Step 2: Convert to fraction form
    26,190.69/36,143.27 = 14,253.94/x
  3. Step 3: Cross multiply
    26,190.69x = 36,143.27 × 14,253.94
  4. Step 4: Simplify right side
    26,190.69x = 515,184,001.98
  5. Step 5: Solve for x
    x = 515,184,001.98/26,190.69
  6. Step 6: Final answer
    x = 19,670.50

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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.