Home / 18,856.53-26,020.85-10,357.00

Finding the Fourth Proportional to 18,856.53, 26,020.85 and 10,357.00

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Solution

The fourth proportional to 18,856.53, 26,020.85 and 10,357.00 is: 14,292.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,856.53 : 26,020.85 = 10,357.00 : x
  2. Step 2: Convert to fraction form
    18,856.53/26,020.85 = 10,357.00/x
  3. Step 3: Cross multiply
    18,856.53x = 26,020.85 × 10,357.00
  4. Step 4: Simplify right side
    18,856.53x = 269,497,826.61
  5. Step 5: Solve for x
    x = 269,497,826.61/18,856.53
  6. Step 6: Final answer
    x = 14,292.02

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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.