Home / 40,289.50-60,427.77-28,567.18

Finding the Fourth Proportional to 40,289.50, 60,427.77 and 28,567.18

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Solution

The fourth proportional to 40,289.50, 60,427.77 and 28,567.18 is: 42,846.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,289.50 : 60,427.77 = 28,567.18 : x
  2. Step 2: Convert to fraction form
    40,289.50/60,427.77 = 28,567.18/x
  3. Step 3: Cross multiply
    40,289.50x = 60,427.77 × 28,567.18
  4. Step 4: Simplify right side
    40,289.50x = 1,726,250,982.59
  5. Step 5: Solve for x
    x = 1,726,250,982.59/40,289.50
  6. Step 6: Final answer
    x = 42,846.18

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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.