Home / 30,063.68-41,483.04-18,877.76

Finding the Fourth Proportional to 30,063.68, 41,483.04 and 18,877.76

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Solution

The fourth proportional to 30,063.68, 41,483.04 and 18,877.76 is: 26,048.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,063.68 : 41,483.04 = 18,877.76 : x
  2. Step 2: Convert to fraction form
    30,063.68/41,483.04 = 18,877.76/x
  3. Step 3: Cross multiply
    30,063.68x = 41,483.04 × 18,877.76
  4. Step 4: Simplify right side
    30,063.68x = 783,106,873.19
  5. Step 5: Solve for x
    x = 783,106,873.19/30,063.68
  6. Step 6: Final answer
    x = 26,048.27

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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.