Home / 35,690.32-49,252.72-19,774.88

Finding the Fourth Proportional to 35,690.32, 49,252.72 and 19,774.88

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Solution

The fourth proportional to 35,690.32, 49,252.72 and 19,774.88 is: 27,289.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,690.32 : 49,252.72 = 19,774.88 : x
  2. Step 2: Convert to fraction form
    35,690.32/49,252.72 = 19,774.88/x
  3. Step 3: Cross multiply
    35,690.32x = 49,252.72 × 19,774.88
  4. Step 4: Simplify right side
    35,690.32x = 973,966,627.67
  5. Step 5: Solve for x
    x = 973,966,627.67/35,690.32
  6. Step 6: Final answer
    x = 27,289.38

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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.