Home / 19,275.24-26,588.97-11,315.91

Finding the Fourth Proportional to 19,275.24, 26,588.97 and 11,315.91

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Solution

The fourth proportional to 19,275.24, 26,588.97 and 11,315.91 is: 15,609.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,275.24 : 26,588.97 = 11,315.91 : x
  2. Step 2: Convert to fraction form
    19,275.24/26,588.97 = 11,315.91/x
  3. Step 3: Cross multiply
    19,275.24x = 26,588.97 × 11,315.91
  4. Step 4: Simplify right side
    19,275.24x = 300,878,391.51
  5. Step 5: Solve for x
    x = 300,878,391.51/19,275.24
  6. Step 6: Final answer
    x = 15,609.58

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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.