Home / 39,609.10-59,417.55-11,529.44

Finding the Fourth Proportional to 39,609.10, 59,417.55 and 11,529.44

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Solution

The fourth proportional to 39,609.10, 59,417.55 and 11,529.44 is: 17,295.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,609.10 : 59,417.55 = 11,529.44 : x
  2. Step 2: Convert to fraction form
    39,609.10/59,417.55 = 11,529.44/x
  3. Step 3: Cross multiply
    39,609.10x = 59,417.55 × 11,529.44
  4. Step 4: Simplify right side
    39,609.10x = 685,051,003.40
  5. Step 5: Solve for x
    x = 685,051,003.40/39,609.10
  6. Step 6: Final answer
    x = 17,295.29

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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.