Home / 16,224.45-22,384.52-12,810.63

Finding the Fourth Proportional to 16,224.45, 22,384.52 and 12,810.63

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Solution

The fourth proportional to 16,224.45, 22,384.52 and 12,810.63 is: 17,674.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,224.45 : 22,384.52 = 12,810.63 : x
  2. Step 2: Convert to fraction form
    16,224.45/22,384.52 = 12,810.63/x
  3. Step 3: Cross multiply
    16,224.45x = 22,384.52 × 12,810.63
  4. Step 4: Simplify right side
    16,224.45x = 286,759,739.39
  5. Step 5: Solve for x
    x = 286,759,739.39/16,224.45
  6. Step 6: Final answer
    x = 17,674.54

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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.