Home / 30,548.19-45,815.69-10,827.39

Finding the Fourth Proportional to 30,548.19, 45,815.69 and 10,827.39

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Solution

The fourth proportional to 30,548.19, 45,815.69 and 10,827.39 is: 16,238.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,548.19 : 45,815.69 = 10,827.39 : x
  2. Step 2: Convert to fraction form
    30,548.19/45,815.69 = 10,827.39/x
  3. Step 3: Cross multiply
    30,548.19x = 45,815.69 × 10,827.39
  4. Step 4: Simplify right side
    30,548.19x = 496,064,289.61
  5. Step 5: Solve for x
    x = 496,064,289.61/30,548.19
  6. Step 6: Final answer
    x = 16,238.75

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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.