Home / 16,437.06-22,679.52-9,718.08

Finding the Fourth Proportional to 16,437.06, 22,679.52 and 9,718.08

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Solution

The fourth proportional to 16,437.06, 22,679.52 and 9,718.08 is: 13,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,437.06 : 22,679.52 = 9,718.08 : x
  2. Step 2: Convert to fraction form
    16,437.06/22,679.52 = 9,718.08/x
  3. Step 3: Cross multiply
    16,437.06x = 22,679.52 × 9,718.08
  4. Step 4: Simplify right side
    16,437.06x = 220,401,389.72
  5. Step 5: Solve for x
    x = 220,401,389.72/16,437.06
  6. Step 6: Final answer
    x = 13,408.81

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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.