Home / 38,070.64-52,536.74-21,074.88

Finding the Fourth Proportional to 38,070.64, 52,536.74 and 21,074.88

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Solution

The fourth proportional to 38,070.64, 52,536.74 and 21,074.88 is: 29,082.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,070.64 : 52,536.74 = 21,074.88 : x
  2. Step 2: Convert to fraction form
    38,070.64/52,536.74 = 21,074.88/x
  3. Step 3: Cross multiply
    38,070.64x = 52,536.74 × 21,074.88
  4. Step 4: Simplify right side
    38,070.64x = 1,107,205,582.73
  5. Step 5: Solve for x
    x = 1,107,205,582.73/38,070.64
  6. Step 6: Final answer
    x = 29,082.92

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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.