Home / 13,532.90-18,676.31-7,565.63

Finding the Fourth Proportional to 13,532.90, 18,676.31 and 7,565.63

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Solution

The fourth proportional to 13,532.90, 18,676.31 and 7,565.63 is: 10,441.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.90 : 18,676.31 = 7,565.63 : x
  2. Step 2: Convert to fraction form
    13,532.90/18,676.31 = 7,565.63/x
  3. Step 3: Cross multiply
    13,532.90x = 18,676.31 × 7,565.63
  4. Step 4: Simplify right side
    13,532.90x = 141,297,920.02
  5. Step 5: Solve for x
    x = 141,297,920.02/13,532.90
  6. Step 6: Final answer
    x = 10,441.07

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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.