Home / 15,630.49-21,561.99-10,592.98

Finding the Fourth Proportional to 15,630.49, 21,561.99 and 10,592.98

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Solution

The fourth proportional to 15,630.49, 21,561.99 and 10,592.98 is: 14,612.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,630.49 : 21,561.99 = 10,592.98 : x
  2. Step 2: Convert to fraction form
    15,630.49/21,561.99 = 10,592.98/x
  3. Step 3: Cross multiply
    15,630.49x = 21,561.99 × 10,592.98
  4. Step 4: Simplify right side
    15,630.49x = 228,405,728.83
  5. Step 5: Solve for x
    x = 228,405,728.83/15,630.49
  6. Step 6: Final answer
    x = 14,612.83

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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.