Home / 35,132.16-52,638.72-21,252

Finding the Fourth Proportional to 35,132.16, 52,638.72 and 21,252

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Solution

The fourth proportional to 35,132.16, 52,638.72 and 21,252 is: 31,842.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,132.16 : 52,638.72 = 21,252 : x
  2. Step 2: Convert to fraction form
    35,132.16/52,638.72 = 21,252/x
  3. Step 3: Cross multiply
    35,132.16x = 52,638.72 × 21,252
  4. Step 4: Simplify right side
    35,132.16x = 1,118,678,077.44
  5. Step 5: Solve for x
    x = 1,118,678,077.44/35,132.16
  6. Step 6: Final answer
    x = 31,842.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.