Home / 16,254.77-22,430.79-9,182.21

Finding the Fourth Proportional to 16,254.77, 22,430.79 and 9,182.21

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Solution

The fourth proportional to 16,254.77, 22,430.79 and 9,182.21 is: 12,671.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,254.77 : 22,430.79 = 9,182.21 : x
  2. Step 2: Convert to fraction form
    16,254.77/22,430.79 = 9,182.21/x
  3. Step 3: Cross multiply
    16,254.77x = 22,430.79 × 9,182.21
  4. Step 4: Simplify right side
    16,254.77x = 205,964,224.25
  5. Step 5: Solve for x
    x = 205,964,224.25/16,254.77
  6. Step 6: Final answer
    x = 12,671.00

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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.