Home / 30,877.58-46,330.19-14,228.69

Finding the Fourth Proportional to 30,877.58, 46,330.19 and 14,228.69

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Solution

The fourth proportional to 30,877.58, 46,330.19 and 14,228.69 is: 21,349.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,877.58 : 46,330.19 = 14,228.69 : x
  2. Step 2: Convert to fraction form
    30,877.58/46,330.19 = 14,228.69/x
  3. Step 3: Cross multiply
    30,877.58x = 46,330.19 × 14,228.69
  4. Step 4: Simplify right side
    30,877.58x = 659,217,608.36
  5. Step 5: Solve for x
    x = 659,217,608.36/30,877.58
  6. Step 6: Final answer
    x = 21,349.40

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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.