Home / 25,291.71-37,845.77-18,285.75

Finding the Fourth Proportional to 25,291.71, 37,845.77 and 18,285.75

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Solution

The fourth proportional to 25,291.71, 37,845.77 and 18,285.75 is: 27,362.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,291.71 : 37,845.77 = 18,285.75 : x
  2. Step 2: Convert to fraction form
    25,291.71/37,845.77 = 18,285.75/x
  3. Step 3: Cross multiply
    25,291.71x = 37,845.77 × 18,285.75
  4. Step 4: Simplify right side
    25,291.71x = 692,038,197.35
  5. Step 5: Solve for x
    x = 692,038,197.35/25,291.71
  6. Step 6: Final answer
    x = 27,362.25

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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.