Home / 14,373.69-21,521.55-7,433.61

Finding the Fourth Proportional to 14,373.69, 21,521.55 and 7,433.61

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Solution

The fourth proportional to 14,373.69, 21,521.55 and 7,433.61 is: 11,130.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,373.69 : 21,521.55 = 7,433.61 : x
  2. Step 2: Convert to fraction form
    14,373.69/21,521.55 = 7,433.61/x
  3. Step 3: Cross multiply
    14,373.69x = 21,521.55 × 7,433.61
  4. Step 4: Simplify right side
    14,373.69x = 159,982,809.30
  5. Step 5: Solve for x
    x = 159,982,809.30/14,373.69
  6. Step 6: Final answer
    x = 11,130.25

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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.