Home / 30,502.02-45,759.78-9,725.52

Finding the Fourth Proportional to 30,502.02, 45,759.78 and 9,725.52

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Solution

The fourth proportional to 30,502.02, 45,759.78 and 9,725.52 is: 14,590.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,502.02 : 45,759.78 = 9,725.52 : x
  2. Step 2: Convert to fraction form
    30,502.02/45,759.78 = 9,725.52/x
  3. Step 3: Cross multiply
    30,502.02x = 45,759.78 × 9,725.52
  4. Step 4: Simplify right side
    30,502.02x = 445,037,655.59
  5. Step 5: Solve for x
    x = 445,037,655.59/30,502.02
  6. Step 6: Final answer
    x = 14,590.43

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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.