Home / 19,347.15-26,676.28-17,912.45

Finding the Fourth Proportional to 19,347.15, 26,676.28 and 17,912.45

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Solution

The fourth proportional to 19,347.15, 26,676.28 and 17,912.45 is: 24,698.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,347.15 : 26,676.28 = 17,912.45 : x
  2. Step 2: Convert to fraction form
    19,347.15/26,676.28 = 17,912.45/x
  3. Step 3: Cross multiply
    19,347.15x = 26,676.28 × 17,912.45
  4. Step 4: Simplify right side
    19,347.15x = 477,837,643.16
  5. Step 5: Solve for x
    x = 477,837,643.16/19,347.15
  6. Step 6: Final answer
    x = 24,698.09

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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.