Home / 35,985.26-49,659.75-20,070.74

Finding the Fourth Proportional to 35,985.26, 49,659.75 and 20,070.74

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Solution

The fourth proportional to 35,985.26, 49,659.75 and 20,070.74 is: 27,697.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,985.26 : 49,659.75 = 20,070.74 : x
  2. Step 2: Convert to fraction form
    35,985.26/49,659.75 = 20,070.74/x
  3. Step 3: Cross multiply
    35,985.26x = 49,659.75 × 20,070.74
  4. Step 4: Simplify right side
    35,985.26x = 996,707,682.42
  5. Step 5: Solve for x
    x = 996,707,682.42/35,985.26
  6. Step 6: Final answer
    x = 27,697.66

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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.