Home / 19,315.84-26,653.94-11,360.02

Finding the Fourth Proportional to 19,315.84, 26,653.94 and 11,360.02

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Solution

The fourth proportional to 19,315.84, 26,653.94 and 11,360.02 is: 15,675.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315.84 : 26,653.94 = 11,360.02 : x
  2. Step 2: Convert to fraction form
    19,315.84/26,653.94 = 11,360.02/x
  3. Step 3: Cross multiply
    19,315.84x = 26,653.94 × 11,360.02
  4. Step 4: Simplify right side
    19,315.84x = 302,789,291.48
  5. Step 5: Solve for x
    x = 302,789,291.48/19,315.84
  6. Step 6: Final answer
    x = 15,675.70

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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.