Home / 25,344.78-38,023.37-17,862.93

Finding the Fourth Proportional to 25,344.78, 38,023.37 and 17,862.93

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Solution

The fourth proportional to 25,344.78, 38,023.37 and 17,862.93 is: 26,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344.78 : 38,023.37 = 17,862.93 : x
  2. Step 2: Convert to fraction form
    25,344.78/38,023.37 = 17,862.93/x
  3. Step 3: Cross multiply
    25,344.78x = 38,023.37 × 17,862.93
  4. Step 4: Simplify right side
    25,344.78x = 679,208,707.36
  5. Step 5: Solve for x
    x = 679,208,707.36/25,344.78
  6. Step 6: Final answer
    x = 26,798.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.