Home / 28,623.77-39,492.72-18,552.63

Finding the Fourth Proportional to 28,623.77, 39,492.72 and 18,552.63

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Solution

The fourth proportional to 28,623.77, 39,492.72 and 18,552.63 is: 25,597.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,623.77 : 39,492.72 = 18,552.63 : x
  2. Step 2: Convert to fraction form
    28,623.77/39,492.72 = 18,552.63/x
  3. Step 3: Cross multiply
    28,623.77x = 39,492.72 × 18,552.63
  4. Step 4: Simplify right side
    28,623.77x = 732,693,821.85
  5. Step 5: Solve for x
    x = 732,693,821.85/28,623.77
  6. Step 6: Final answer
    x = 25,597.40

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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.