Home / 43,877.79-65,823.57-18,924.93

Finding the Fourth Proportional to 43,877.79, 65,823.57 and 18,924.93

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Solution

The fourth proportional to 43,877.79, 65,823.57 and 18,924.93 is: 28,390.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,877.79 : 65,823.57 = 18,924.93 : x
  2. Step 2: Convert to fraction form
    43,877.79/65,823.57 = 18,924.93/x
  3. Step 3: Cross multiply
    43,877.79x = 65,823.57 × 18,924.93
  4. Step 4: Simplify right side
    43,877.79x = 1,245,706,454.60
  5. Step 5: Solve for x
    x = 1,245,706,454.60/43,877.79
  6. Step 6: Final answer
    x = 28,390.36

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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.