Home / 21,600.77-29,809.19-12,041.26

Finding the Fourth Proportional to 21,600.77, 29,809.19 and 12,041.26

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Solution

The fourth proportional to 21,600.77, 29,809.19 and 12,041.26 is: 16,617.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,600.77 : 29,809.19 = 12,041.26 : x
  2. Step 2: Convert to fraction form
    21,600.77/29,809.19 = 12,041.26/x
  3. Step 3: Cross multiply
    21,600.77x = 29,809.19 × 12,041.26
  4. Step 4: Simplify right side
    21,600.77x = 358,940,162.76
  5. Step 5: Solve for x
    x = 358,940,162.76/21,600.77
  6. Step 6: Final answer
    x = 16,617.01

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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.