Home / 25,271.38-34,887-19,593.28

Finding the Fourth Proportional to 25,271.38, 34,887 and 19,593.28

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Solution

The fourth proportional to 25,271.38, 34,887 and 19,593.28 is: 27,048.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,271.38 : 34,887 = 19,593.28 : x
  2. Step 2: Convert to fraction form
    25,271.38/34,887 = 19,593.28/x
  3. Step 3: Cross multiply
    25,271.38x = 34,887 × 19,593.28
  4. Step 4: Simplify right side
    25,271.38x = 683,550,759.36
  5. Step 5: Solve for x
    x = 683,550,759.36/25,271.38
  6. Step 6: Final answer
    x = 27,048.41

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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.