Home / 25,018.50-34,526.62-13,840.50

Finding the Fourth Proportional to 25,018.50, 34,526.62 and 13,840.50

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Solution

The fourth proportional to 25,018.50, 34,526.62 and 13,840.50 is: 19,100.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,018.50 : 34,526.62 = 13,840.50 : x
  2. Step 2: Convert to fraction form
    25,018.50/34,526.62 = 13,840.50/x
  3. Step 3: Cross multiply
    25,018.50x = 34,526.62 × 13,840.50
  4. Step 4: Simplify right side
    25,018.50x = 477,865,684.11
  5. Step 5: Solve for x
    x = 477,865,684.11/25,018.50
  6. Step 6: Final answer
    x = 19,100.49

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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.