Home / 35,808.24-49,416.96-19,894.20

Finding the Fourth Proportional to 35,808.24, 49,416.96 and 19,894.20

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Solution

The fourth proportional to 35,808.24, 49,416.96 and 19,894.20 is: 27,454.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,808.24 : 49,416.96 = 19,894.20 : x
  2. Step 2: Convert to fraction form
    35,808.24/49,416.96 = 19,894.20/x
  3. Step 3: Cross multiply
    35,808.24x = 49,416.96 × 19,894.20
  4. Step 4: Simplify right side
    35,808.24x = 983,110,885.63
  5. Step 5: Solve for x
    x = 983,110,885.63/35,808.24
  6. Step 6: Final answer
    x = 27,454.88

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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.