Home / 16,351.21-22,565.41-9,637.12

Finding the Fourth Proportional to 16,351.21, 22,565.41 and 9,637.12

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Solution

The fourth proportional to 16,351.21, 22,565.41 and 9,637.12 is: 13,299.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,351.21 : 22,565.41 = 9,637.12 : x
  2. Step 2: Convert to fraction form
    16,351.21/22,565.41 = 9,637.12/x
  3. Step 3: Cross multiply
    16,351.21x = 22,565.41 × 9,637.12
  4. Step 4: Simplify right side
    16,351.21x = 217,465,483.51
  5. Step 5: Solve for x
    x = 217,465,483.51/16,351.21
  6. Step 6: Final answer
    x = 13,299.66

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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.