Home / 19,023.90-26,225.04-13,341.42

Finding the Fourth Proportional to 19,023.90, 26,225.04 and 13,341.42

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Solution

The fourth proportional to 19,023.90, 26,225.04 and 13,341.42 is: 18,391.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.90 : 26,225.04 = 13,341.42 : x
  2. Step 2: Convert to fraction form
    19,023.90/26,225.04 = 13,341.42/x
  3. Step 3: Cross multiply
    19,023.90x = 26,225.04 × 13,341.42
  4. Step 4: Simplify right side
    19,023.90x = 349,879,273.16
  5. Step 5: Solve for x
    x = 349,879,273.16/19,023.90
  6. Step 6: Final answer
    x = 18,391.56

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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.