Home / 14,784.63-22,129.36-7,754.79

Finding the Fourth Proportional to 14,784.63, 22,129.36 and 7,754.79

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Solution

The fourth proportional to 14,784.63, 22,129.36 and 7,754.79 is: 11,607.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,784.63 : 22,129.36 = 7,754.79 : x
  2. Step 2: Convert to fraction form
    14,784.63/22,129.36 = 7,754.79/x
  3. Step 3: Cross multiply
    14,784.63x = 22,129.36 × 7,754.79
  4. Step 4: Simplify right side
    14,784.63x = 171,608,673.32
  5. Step 5: Solve for x
    x = 171,608,673.32/14,784.63
  6. Step 6: Final answer
    x = 11,607.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.