Home / 25,987.43-35,861.81-14,657.22

Finding the Fourth Proportional to 25,987.43, 35,861.81 and 14,657.22

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Solution

The fourth proportional to 25,987.43, 35,861.81 and 14,657.22 is: 20,226.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,987.43 : 35,861.81 = 14,657.22 : x
  2. Step 2: Convert to fraction form
    25,987.43/35,861.81 = 14,657.22/x
  3. Step 3: Cross multiply
    25,987.43x = 35,861.81 × 14,657.22
  4. Step 4: Simplify right side
    25,987.43x = 525,634,365.48
  5. Step 5: Solve for x
    x = 525,634,365.48/25,987.43
  6. Step 6: Final answer
    x = 20,226.48

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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.