Home / 18,856.49-26,019.05-10,897.17

Finding the Fourth Proportional to 18,856.49, 26,019.05 and 10,897.17

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Solution

The fourth proportional to 18,856.49, 26,019.05 and 10,897.17 is: 15,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,856.49 : 26,019.05 = 10,897.17 : x
  2. Step 2: Convert to fraction form
    18,856.49/26,019.05 = 10,897.17/x
  3. Step 3: Cross multiply
    18,856.49x = 26,019.05 × 10,897.17
  4. Step 4: Simplify right side
    18,856.49x = 283,533,956.60
  5. Step 5: Solve for x
    x = 283,533,956.60/18,856.49
  6. Step 6: Final answer
    x = 15,036.42

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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.