Home / 25,348.10-34,982.91-14,018.45

Finding the Fourth Proportional to 25,348.10, 34,982.91 and 14,018.45

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Solution

The fourth proportional to 25,348.10, 34,982.91 and 14,018.45 is: 19,346.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,348.10 : 34,982.91 = 14,018.45 : x
  2. Step 2: Convert to fraction form
    25,348.10/34,982.91 = 14,018.45/x
  3. Step 3: Cross multiply
    25,348.10x = 34,982.91 × 14,018.45
  4. Step 4: Simplify right side
    25,348.10x = 490,406,104.60
  5. Step 5: Solve for x
    x = 490,406,104.60/25,348.10
  6. Step 6: Final answer
    x = 19,346.86

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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.