Home / 26,064.98-39,089.93-12,729.74

Finding the Fourth Proportional to 26,064.98, 39,089.93 and 12,729.74

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Solution

The fourth proportional to 26,064.98, 39,089.93 and 12,729.74 is: 19,090.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,064.98 : 39,089.93 = 12,729.74 : x
  2. Step 2: Convert to fraction form
    26,064.98/39,089.93 = 12,729.74/x
  3. Step 3: Cross multiply
    26,064.98x = 39,089.93 × 12,729.74
  4. Step 4: Simplify right side
    26,064.98x = 497,604,645.52
  5. Step 5: Solve for x
    x = 497,604,645.52/26,064.98
  6. Step 6: Final answer
    x = 19,090.93

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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.