Home / 31,632.50-43,654.74-17,485.04

Finding the Fourth Proportional to 31,632.50, 43,654.74 and 17,485.04

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Solution

The fourth proportional to 31,632.50, 43,654.74 and 17,485.04 is: 24,130.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,632.50 : 43,654.74 = 17,485.04 : x
  2. Step 2: Convert to fraction form
    31,632.50/43,654.74 = 17,485.04/x
  3. Step 3: Cross multiply
    31,632.50x = 43,654.74 × 17,485.04
  4. Step 4: Simplify right side
    31,632.50x = 763,304,875.09
  5. Step 5: Solve for x
    x = 763,304,875.09/31,632.50
  6. Step 6: Final answer
    x = 24,130.40

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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.