Home / 28,463.64-42,788.86-26,408.46

Finding the Fourth Proportional to 28,463.64, 42,788.86 and 26,408.46

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Solution

The fourth proportional to 28,463.64, 42,788.86 and 26,408.46 is: 39,699.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,463.64 : 42,788.86 = 26,408.46 : x
  2. Step 2: Convert to fraction form
    28,463.64/42,788.86 = 26,408.46/x
  3. Step 3: Cross multiply
    28,463.64x = 42,788.86 × 26,408.46
  4. Step 4: Simplify right side
    28,463.64x = 1,129,987,897.76
  5. Step 5: Solve for x
    x = 1,129,987,897.76/28,463.64
  6. Step 6: Final answer
    x = 39,699.35

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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.