Home / 19,554.89-26,975.84-12,372.76

Finding the Fourth Proportional to 19,554.89, 26,975.84 and 12,372.76

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Solution

The fourth proportional to 19,554.89, 26,975.84 and 12,372.76 is: 17,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.89 : 26,975.84 = 12,372.76 : x
  2. Step 2: Convert to fraction form
    19,554.89/26,975.84 = 12,372.76/x
  3. Step 3: Cross multiply
    19,554.89x = 26,975.84 × 12,372.76
  4. Step 4: Simplify right side
    19,554.89x = 333,765,594.12
  5. Step 5: Solve for x
    x = 333,765,594.12/19,554.89
  6. Step 6: Final answer
    x = 17,068.14

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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.