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Finding the Fourth Proportional to 39,644.62, 59,473.04 and 13,347.30

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Solution

The fourth proportional to 39,644.62, 59,473.04 and 13,347.30 is: 20,023.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,644.62 : 59,473.04 = 13,347.30 : x
  2. Step 2: Convert to fraction form
    39,644.62/59,473.04 = 13,347.30/x
  3. Step 3: Cross multiply
    39,644.62x = 59,473.04 × 13,347.30
  4. Step 4: Simplify right side
    39,644.62x = 793,804,506.79
  5. Step 5: Solve for x
    x = 793,804,506.79/39,644.62
  6. Step 6: Final answer
    x = 20,023.01

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1.5x scale

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.