Home / 28,063.08-42,101.53-8,341.63

Finding the Fourth Proportional to 28,063.08, 42,101.53 and 8,341.63

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Solution

The fourth proportional to 28,063.08, 42,101.53 and 8,341.63 is: 12,514.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,063.08 : 42,101.53 = 8,341.63 : x
  2. Step 2: Convert to fraction form
    28,063.08/42,101.53 = 8,341.63/x
  3. Step 3: Cross multiply
    28,063.08x = 42,101.53 × 8,341.63
  4. Step 4: Simplify right side
    28,063.08x = 351,195,259.59
  5. Step 5: Solve for x
    x = 351,195,259.59/28,063.08
  6. Step 6: Final answer
    x = 12,514.49

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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.