Home / 28,543.62-42,814.62-11,017.26

Finding the Fourth Proportional to 28,543.62, 42,814.62 and 11,017.26

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Solution

The fourth proportional to 28,543.62, 42,814.62 and 11,017.26 is: 16,525.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,543.62 : 42,814.62 = 11,017.26 : x
  2. Step 2: Convert to fraction form
    28,543.62/42,814.62 = 11,017.26/x
  3. Step 3: Cross multiply
    28,543.62x = 42,814.62 × 11,017.26
  4. Step 4: Simplify right side
    28,543.62x = 471,699,800.34
  5. Step 5: Solve for x
    x = 471,699,800.34/28,543.62
  6. Step 6: Final answer
    x = 16,525.58

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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.