Home / 18,725.27-25,840.89-10,341.77

Finding the Fourth Proportional to 18,725.27, 25,840.89 and 10,341.77

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Solution

The fourth proportional to 18,725.27, 25,840.89 and 10,341.77 is: 14,271.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,725.27 : 25,840.89 = 10,341.77 : x
  2. Step 2: Convert to fraction form
    18,725.27/25,840.89 = 10,341.77/x
  3. Step 3: Cross multiply
    18,725.27x = 25,840.89 × 10,341.77
  4. Step 4: Simplify right side
    18,725.27x = 267,240,411.77
  5. Step 5: Solve for x
    x = 267,240,411.77/18,725.27
  6. Step 6: Final answer
    x = 14,271.65

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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.