Home / 21,601.26-29,809.27-12,041.13

Finding the Fourth Proportional to 21,601.26, 29,809.27 and 12,041.13

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Solution

The fourth proportional to 21,601.26, 29,809.27 and 12,041.13 is: 16,616.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,601.26 : 29,809.27 = 12,041.13 : x
  2. Step 2: Convert to fraction form
    21,601.26/29,809.27 = 12,041.13/x
  3. Step 3: Cross multiply
    21,601.26x = 29,809.27 × 12,041.13
  4. Step 4: Simplify right side
    21,601.26x = 358,937,295.28
  5. Step 5: Solve for x
    x = 358,937,295.28/21,601.26
  6. Step 6: Final answer
    x = 16,616.50

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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.