Home / 35,331.91-48,758.28-19,416.32

Finding the Fourth Proportional to 35,331.91, 48,758.28 and 19,416.32

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Solution

The fourth proportional to 35,331.91, 48,758.28 and 19,416.32 is: 26,794.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,331.91 : 48,758.28 = 19,416.32 : x
  2. Step 2: Convert to fraction form
    35,331.91/48,758.28 = 19,416.32/x
  3. Step 3: Cross multiply
    35,331.91x = 48,758.28 × 19,416.32
  4. Step 4: Simplify right side
    35,331.91x = 946,706,123.34
  5. Step 5: Solve for x
    x = 946,706,123.34/35,331.91
  6. Step 6: Final answer
    x = 26,794.65

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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.