Home / 25,861.81-35,689.34-14,683.81

Finding the Fourth Proportional to 25,861.81, 35,689.34 and 14,683.81

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Solution

The fourth proportional to 25,861.81, 35,689.34 and 14,683.81 is: 20,263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,861.81 : 35,689.34 = 14,683.81 : x
  2. Step 2: Convert to fraction form
    25,861.81/35,689.34 = 14,683.81/x
  3. Step 3: Cross multiply
    25,861.81x = 35,689.34 × 14,683.81
  4. Step 4: Simplify right side
    25,861.81x = 524,055,487.59
  5. Step 5: Solve for x
    x = 524,055,487.59/25,861.81
  6. Step 6: Final answer
    x = 20,263.68

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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.