Home / 25,346.45-34,980.59-14,018.60

Finding the Fourth Proportional to 25,346.45, 34,980.59 and 14,018.60

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Solution

The fourth proportional to 25,346.45, 34,980.59 and 14,018.60 is: 19,347.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,346.45 : 34,980.59 = 14,018.60 : x
  2. Step 2: Convert to fraction form
    25,346.45/34,980.59 = 14,018.60/x
  3. Step 3: Cross multiply
    25,346.45x = 34,980.59 × 14,018.60
  4. Step 4: Simplify right side
    25,346.45x = 490,379,021.47
  5. Step 5: Solve for x
    x = 490,379,021.47/25,346.45
  6. Step 6: Final answer
    x = 19,347.05

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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.