Home / 18,856.31-26,018.82-10,897.00

Finding the Fourth Proportional to 18,856.31, 26,018.82 and 10,897.00

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Solution

The fourth proportional to 18,856.31, 26,018.82 and 10,897.00 is: 15,036.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,856.31 : 26,018.82 = 10,897.00 : x
  2. Step 2: Convert to fraction form
    18,856.31/26,018.82 = 10,897.00/x
  3. Step 3: Cross multiply
    18,856.31x = 26,018.82 × 10,897.00
  4. Step 4: Simplify right side
    18,856.31x = 283,527,016.49
  5. Step 5: Solve for x
    x = 283,527,016.49/18,856.31
  6. Step 6: Final answer
    x = 15,036.19

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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.