Home / 35,252.65-48,631.89-21,102.76

Finding the Fourth Proportional to 35,252.65, 48,631.89 and 21,102.76

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Solution

The fourth proportional to 35,252.65, 48,631.89 and 21,102.76 is: 29,111.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,252.65 : 48,631.89 = 21,102.76 : x
  2. Step 2: Convert to fraction form
    35,252.65/48,631.89 = 21,102.76/x
  3. Step 3: Cross multiply
    35,252.65x = 48,631.89 × 21,102.76
  4. Step 4: Simplify right side
    35,252.65x = 1,026,267,103.02
  5. Step 5: Solve for x
    x = 1,026,267,103.02/35,252.65
  6. Step 6: Final answer
    x = 29,111.77

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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.