Home / 25,300.66-34,912.26-14,688.22

Finding the Fourth Proportional to 25,300.66, 34,912.26 and 14,688.22

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Solution

The fourth proportional to 25,300.66, 34,912.26 and 14,688.22 is: 20,268.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,300.66 : 34,912.26 = 14,688.22 : x
  2. Step 2: Convert to fraction form
    25,300.66/34,912.26 = 14,688.22/x
  3. Step 3: Cross multiply
    25,300.66x = 34,912.26 × 14,688.22
  4. Step 4: Simplify right side
    25,300.66x = 512,798,955.58
  5. Step 5: Solve for x
    x = 512,798,955.58/25,300.66
  6. Step 6: Final answer
    x = 20,268.20

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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.