Home / 24,981.84-34,458-15,554.88

Finding the Fourth Proportional to 24,981.84, 34,458 and 15,554.88

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Solution

The fourth proportional to 24,981.84, 34,458 and 15,554.88 is: 21,455.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,981.84 : 34,458 = 15,554.88 : x
  2. Step 2: Convert to fraction form
    24,981.84/34,458 = 15,554.88/x
  3. Step 3: Cross multiply
    24,981.84x = 34,458 × 15,554.88
  4. Step 4: Simplify right side
    24,981.84x = 535,990,055.04
  5. Step 5: Solve for x
    x = 535,990,055.04/24,981.84
  6. Step 6: Final answer
    x = 21,455.19

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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.