Home / 28,398.93-42,536.35-23,412.57

Finding the Fourth Proportional to 28,398.93, 42,536.35 and 23,412.57

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Solution

The fourth proportional to 28,398.93, 42,536.35 and 23,412.57 is: 35,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,398.93 : 42,536.35 = 23,412.57 : x
  2. Step 2: Convert to fraction form
    28,398.93/42,536.35 = 23,412.57/x
  3. Step 3: Cross multiply
    28,398.93x = 42,536.35 × 23,412.57
  4. Step 4: Simplify right side
    28,398.93x = 995,885,271.92
  5. Step 5: Solve for x
    x = 995,885,271.92/28,398.93
  6. Step 6: Final answer
    x = 35,067.70

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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.