Home / 19,400.24-26,782.56-13,060.18

Finding the Fourth Proportional to 19,400.24, 26,782.56 and 13,060.18

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Solution

The fourth proportional to 19,400.24, 26,782.56 and 13,060.18 is: 18,029.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400.24 : 26,782.56 = 13,060.18 : x
  2. Step 2: Convert to fraction form
    19,400.24/26,782.56 = 13,060.18/x
  3. Step 3: Cross multiply
    19,400.24x = 26,782.56 × 13,060.18
  4. Step 4: Simplify right side
    19,400.24x = 349,784,920.55
  5. Step 5: Solve for x
    x = 349,784,920.55/19,400.24
  6. Step 6: Final answer
    x = 18,029.93

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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.