Home / 14,170.29-19,510.65-12,041.61

Finding the Fourth Proportional to 14,170.29, 19,510.65 and 12,041.61

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Solution

The fourth proportional to 14,170.29, 19,510.65 and 12,041.61 is: 16,579.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,170.29 : 19,510.65 = 12,041.61 : x
  2. Step 2: Convert to fraction form
    14,170.29/19,510.65 = 12,041.61/x
  3. Step 3: Cross multiply
    14,170.29x = 19,510.65 × 12,041.61
  4. Step 4: Simplify right side
    14,170.29x = 234,939,638.15
  5. Step 5: Solve for x
    x = 234,939,638.15/14,170.29
  6. Step 6: Final answer
    x = 16,579.73

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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.