Home / 35,256.40-48,654.50-21,637.62

Finding the Fourth Proportional to 35,256.40, 48,654.50 and 21,637.62

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Solution

The fourth proportional to 35,256.40, 48,654.50 and 21,637.62 is: 29,860.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,256.40 : 48,654.50 = 21,637.62 : x
  2. Step 2: Convert to fraction form
    35,256.40/48,654.50 = 21,637.62/x
  3. Step 3: Cross multiply
    35,256.40x = 48,654.50 × 21,637.62
  4. Step 4: Simplify right side
    35,256.40x = 1,052,767,474.10
  5. Step 5: Solve for x
    x = 1,052,767,474.10/35,256.40
  6. Step 6: Final answer
    x = 29,860.32

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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.