Home / 25,228.37-34,817.87-13,899.02

Finding the Fourth Proportional to 25,228.37, 34,817.87 and 13,899.02

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Solution

The fourth proportional to 25,228.37, 34,817.87 and 13,899.02 is: 19,182.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,228.37 : 34,817.87 = 13,899.02 : x
  2. Step 2: Convert to fraction form
    25,228.37/34,817.87 = 13,899.02/x
  3. Step 3: Cross multiply
    25,228.37x = 34,817.87 × 13,899.02
  4. Step 4: Simplify right side
    25,228.37x = 483,934,271.49
  5. Step 5: Solve for x
    x = 483,934,271.49/25,228.37
  6. Step 6: Final answer
    x = 19,182.15

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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.