Home / 25,242.84-34,835.16-14,638.68

Finding the Fourth Proportional to 25,242.84, 34,835.16 and 14,638.68

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Solution

The fourth proportional to 25,242.84, 34,835.16 and 14,638.68 is: 20,201.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,242.84 : 34,835.16 = 14,638.68 : x
  2. Step 2: Convert to fraction form
    25,242.84/34,835.16 = 14,638.68/x
  3. Step 3: Cross multiply
    25,242.84x = 34,835.16 × 14,638.68
  4. Step 4: Simplify right side
    25,242.84x = 509,940,759.99
  5. Step 5: Solve for x
    x = 509,940,759.99/25,242.84
  6. Step 6: Final answer
    x = 20,201.40

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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.