Home / 32,985.48-45,522.36-18,839.64

Finding the Fourth Proportional to 32,985.48, 45,522.36 and 18,839.64

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Solution

The fourth proportional to 32,985.48, 45,522.36 and 18,839.64 is: 26,000.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,985.48 : 45,522.36 = 18,839.64 : x
  2. Step 2: Convert to fraction form
    32,985.48/45,522.36 = 18,839.64/x
  3. Step 3: Cross multiply
    32,985.48x = 45,522.36 × 18,839.64
  4. Step 4: Simplify right side
    32,985.48x = 857,624,874.35
  5. Step 5: Solve for x
    x = 857,624,874.35/32,985.48
  6. Step 6: Final answer
    x = 26,000.07

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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.