Home / 40,758.93-61,147.98-12,677.58

Finding the Fourth Proportional to 40,758.93, 61,147.98 and 12,677.58

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Solution

The fourth proportional to 40,758.93, 61,147.98 and 12,677.58 is: 19,019.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,758.93 : 61,147.98 = 12,677.58 : x
  2. Step 2: Convert to fraction form
    40,758.93/61,147.98 = 12,677.58/x
  3. Step 3: Cross multiply
    40,758.93x = 61,147.98 × 12,677.58
  4. Step 4: Simplify right side
    40,758.93x = 775,208,408.29
  5. Step 5: Solve for x
    x = 775,208,408.29/40,758.93
  6. Step 6: Final answer
    x = 19,019.35

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1.5x scale

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.