Home / 12,063.71-16,655.69-9,830.92

Finding the Fourth Proportional to 12,063.71, 16,655.69 and 9,830.92

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Solution

The fourth proportional to 12,063.71, 16,655.69 and 9,830.92 is: 13,573.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063.71 : 16,655.69 = 9,830.92 : x
  2. Step 2: Convert to fraction form
    12,063.71/16,655.69 = 9,830.92/x
  3. Step 3: Cross multiply
    12,063.71x = 16,655.69 × 9,830.92
  4. Step 4: Simplify right side
    12,063.71x = 163,740,755.93
  5. Step 5: Solve for x
    x = 163,740,755.93/12,063.71
  6. Step 6: Final answer
    x = 13,573.00

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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.