Home / 25,631.40-35,371.45-14,300.69

Finding the Fourth Proportional to 25,631.40, 35,371.45 and 14,300.69

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Solution

The fourth proportional to 25,631.40, 35,371.45 and 14,300.69 is: 19,735.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,631.40 : 35,371.45 = 14,300.69 : x
  2. Step 2: Convert to fraction form
    25,631.40/35,371.45 = 14,300.69/x
  3. Step 3: Cross multiply
    25,631.40x = 35,371.45 × 14,300.69
  4. Step 4: Simplify right side
    25,631.40x = 505,836,280.77
  5. Step 5: Solve for x
    x = 505,836,280.77/25,631.40
  6. Step 6: Final answer
    x = 19,735.02

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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.