Home / 14,088.55-19,444.31-8,785.08

Finding the Fourth Proportional to 14,088.55, 19,444.31 and 8,785.08

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Solution

The fourth proportional to 14,088.55, 19,444.31 and 8,785.08 is: 12,124.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088.55 : 19,444.31 = 8,785.08 : x
  2. Step 2: Convert to fraction form
    14,088.55/19,444.31 = 8,785.08/x
  3. Step 3: Cross multiply
    14,088.55x = 19,444.31 × 8,785.08
  4. Step 4: Simplify right side
    14,088.55x = 170,819,818.89
  5. Step 5: Solve for x
    x = 170,819,818.89/14,088.55
  6. Step 6: Final answer
    x = 12,124.73

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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.