Home / 14,173.92-19,565.28-12,176.40

Finding the Fourth Proportional to 14,173.92, 19,565.28 and 12,176.40

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Solution

The fourth proportional to 14,173.92, 19,565.28 and 12,176.40 is: 16,807.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.92 : 19,565.28 = 12,176.40 : x
  2. Step 2: Convert to fraction form
    14,173.92/19,565.28 = 12,176.40/x
  3. Step 3: Cross multiply
    14,173.92x = 19,565.28 × 12,176.40
  4. Step 4: Simplify right side
    14,173.92x = 238,234,675.39
  5. Step 5: Solve for x
    x = 238,234,675.39/14,173.92
  6. Step 6: Final answer
    x = 16,807.96

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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.