Home / 25,777.86-38,660.74-14,538.06

Finding the Fourth Proportional to 25,777.86, 38,660.74 and 14,538.06

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Solution

The fourth proportional to 25,777.86, 38,660.74 and 14,538.06 is: 21,803.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,777.86 : 38,660.74 = 14,538.06 : x
  2. Step 2: Convert to fraction form
    25,777.86/38,660.74 = 14,538.06/x
  3. Step 3: Cross multiply
    25,777.86x = 38,660.74 × 14,538.06
  4. Step 4: Simplify right side
    25,777.86x = 562,052,157.76
  5. Step 5: Solve for x
    x = 562,052,157.76/25,777.86
  6. Step 6: Final answer
    x = 21,803.68

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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.