Home / 25,501.60-35,172.24-18,783.52

Finding the Fourth Proportional to 25,501.60, 35,172.24 and 18,783.52

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Solution

The fourth proportional to 25,501.60, 35,172.24 and 18,783.52 is: 25,906.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,501.60 : 35,172.24 = 18,783.52 : x
  2. Step 2: Convert to fraction form
    25,501.60/35,172.24 = 18,783.52/x
  3. Step 3: Cross multiply
    25,501.60x = 35,172.24 × 18,783.52
  4. Step 4: Simplify right side
    25,501.60x = 660,658,473.48
  5. Step 5: Solve for x
    x = 660,658,473.48/25,501.60
  6. Step 6: Final answer
    x = 25,906.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.