Home / 28,908.40-43,362.60-25,567.60

Finding the Fourth Proportional to 28,908.40, 43,362.60 and 25,567.60

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Solution

The fourth proportional to 28,908.40, 43,362.60 and 25,567.60 is: 38,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908.40 : 43,362.60 = 25,567.60 : x
  2. Step 2: Convert to fraction form
    28,908.40/43,362.60 = 25,567.60/x
  3. Step 3: Cross multiply
    28,908.40x = 43,362.60 × 25,567.60
  4. Step 4: Simplify right side
    28,908.40x = 1,108,677,611.76
  5. Step 5: Solve for x
    x = 1,108,677,611.76/28,908.40
  6. Step 6: Final answer
    x = 38,351.40

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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.