Home / 19,395.14-26,765.18-10,897.28

Finding the Fourth Proportional to 19,395.14, 26,765.18 and 10,897.28

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Solution

The fourth proportional to 19,395.14, 26,765.18 and 10,897.28 is: 15,038.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,395.14 : 26,765.18 = 10,897.28 : x
  2. Step 2: Convert to fraction form
    19,395.14/26,765.18 = 10,897.28/x
  3. Step 3: Cross multiply
    19,395.14x = 26,765.18 × 10,897.28
  4. Step 4: Simplify right side
    19,395.14x = 291,667,660.71
  5. Step 5: Solve for x
    x = 291,667,660.71/19,395.14
  6. Step 6: Final answer
    x = 15,038.18

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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.