Home / 30,013.92-45,050.04-14,442.48

Finding the Fourth Proportional to 30,013.92, 45,050.04 and 14,442.48

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Solution

The fourth proportional to 30,013.92, 45,050.04 and 14,442.48 is: 21,677.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,013.92 : 45,050.04 = 14,442.48 : x
  2. Step 2: Convert to fraction form
    30,013.92/45,050.04 = 14,442.48/x
  3. Step 3: Cross multiply
    30,013.92x = 45,050.04 × 14,442.48
  4. Step 4: Simplify right side
    30,013.92x = 650,634,301.70
  5. Step 5: Solve for x
    x = 650,634,301.70/30,013.92
  6. Step 6: Final answer
    x = 21,677.75

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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.