Home / 25,283.44-34,889.88-14,103.28

Finding the Fourth Proportional to 25,283.44, 34,889.88 and 14,103.28

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Solution

The fourth proportional to 25,283.44, 34,889.88 and 14,103.28 is: 19,461.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,283.44 : 34,889.88 = 14,103.28 : x
  2. Step 2: Convert to fraction form
    25,283.44/34,889.88 = 14,103.28/x
  3. Step 3: Cross multiply
    25,283.44x = 34,889.88 × 14,103.28
  4. Step 4: Simplify right side
    25,283.44x = 492,061,746.81
  5. Step 5: Solve for x
    x = 492,061,746.81/25,283.44
  6. Step 6: Final answer
    x = 19,461.82

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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.