Home / 20,063.86-30,124.98-14,815.06

Finding the Fourth Proportional to 20,063.86, 30,124.98 and 14,815.06

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Solution

The fourth proportional to 20,063.86, 30,124.98 and 14,815.06 is: 22,244.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063.86 : 30,124.98 = 14,815.06 : x
  2. Step 2: Convert to fraction form
    20,063.86/30,124.98 = 14,815.06/x
  3. Step 3: Cross multiply
    20,063.86x = 30,124.98 × 14,815.06
  4. Step 4: Simplify right side
    20,063.86x = 446,303,386.20
  5. Step 5: Solve for x
    x = 446,303,386.20/20,063.86
  6. Step 6: Final answer
    x = 22,244.14

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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.