Home / 18,595.23-27,875.43-10,279.77

Finding the Fourth Proportional to 18,595.23, 27,875.43 and 10,279.77

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Solution

The fourth proportional to 18,595.23, 27,875.43 and 10,279.77 is: 15,410.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,595.23 : 27,875.43 = 10,279.77 : x
  2. Step 2: Convert to fraction form
    18,595.23/27,875.43 = 10,279.77/x
  3. Step 3: Cross multiply
    18,595.23x = 27,875.43 × 10,279.77
  4. Step 4: Simplify right side
    18,595.23x = 286,553,009.05
  5. Step 5: Solve for x
    x = 286,553,009.05/18,595.23
  6. Step 6: Final answer
    x = 15,410.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.