Home / 39,017.34-58,505.04-12,358.44

Finding the Fourth Proportional to 39,017.34, 58,505.04 and 12,358.44

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Solution

The fourth proportional to 39,017.34, 58,505.04 and 12,358.44 is: 18,531.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,017.34 : 58,505.04 = 12,358.44 : x
  2. Step 2: Convert to fraction form
    39,017.34/58,505.04 = 12,358.44/x
  3. Step 3: Cross multiply
    39,017.34x = 58,505.04 × 12,358.44
  4. Step 4: Simplify right side
    39,017.34x = 723,031,026.54
  5. Step 5: Solve for x
    x = 723,031,026.54/39,017.34
  6. Step 6: Final answer
    x = 18,531.02

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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.