Home / 13,248.09-19,853.68-9,957.35

Finding the Fourth Proportional to 13,248.09, 19,853.68 and 9,957.35

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Solution

The fourth proportional to 13,248.09, 19,853.68 and 9,957.35 is: 14,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248.09 : 19,853.68 = 9,957.35 : x
  2. Step 2: Convert to fraction form
    13,248.09/19,853.68 = 9,957.35/x
  3. Step 3: Cross multiply
    13,248.09x = 19,853.68 × 9,957.35
  4. Step 4: Simplify right side
    13,248.09x = 197,689,990.91
  5. Step 5: Solve for x
    x = 197,689,990.91/13,248.09
  6. Step 6: Final answer
    x = 14,922.15

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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.