Home / 27,624.07-38,116.95-15,522.16

Finding the Fourth Proportional to 27,624.07, 38,116.95 and 15,522.16

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Solution

The fourth proportional to 27,624.07, 38,116.95 and 15,522.16 is: 21,418.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,624.07 : 38,116.95 = 15,522.16 : x
  2. Step 2: Convert to fraction form
    27,624.07/38,116.95 = 15,522.16/x
  3. Step 3: Cross multiply
    27,624.07x = 38,116.95 × 15,522.16
  4. Step 4: Simplify right side
    27,624.07x = 591,657,396.61
  5. Step 5: Solve for x
    x = 591,657,396.61/27,624.07
  6. Step 6: Final answer
    x = 21,418.18

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Half scale
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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.