Home / 26,583.61-39,881.13-13,263.77

Finding the Fourth Proportional to 26,583.61, 39,881.13 and 13,263.77

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Solution

The fourth proportional to 26,583.61, 39,881.13 and 13,263.77 is: 19,898.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,583.61 : 39,881.13 = 13,263.77 : x
  2. Step 2: Convert to fraction form
    26,583.61/39,881.13 = 13,263.77/x
  3. Step 3: Cross multiply
    26,583.61x = 39,881.13 × 13,263.77
  4. Step 4: Simplify right side
    26,583.61x = 528,973,936.25
  5. Step 5: Solve for x
    x = 528,973,936.25/26,583.61
  6. Step 6: Final answer
    x = 19,898.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.