Home / 17,721.34-24,455.45-9,763.74

Finding the Fourth Proportional to 17,721.34, 24,455.45 and 9,763.74

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Solution

The fourth proportional to 17,721.34, 24,455.45 and 9,763.74 is: 13,473.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,721.34 : 24,455.45 = 9,763.74 : x
  2. Step 2: Convert to fraction form
    17,721.34/24,455.45 = 9,763.74/x
  3. Step 3: Cross multiply
    17,721.34x = 24,455.45 × 9,763.74
  4. Step 4: Simplify right side
    17,721.34x = 238,776,551.47
  5. Step 5: Solve for x
    x = 238,776,551.47/17,721.34
  6. Step 6: Final answer
    x = 13,473.95

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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.