Home / 16,362.80-22,580.34-9,648.71

Finding the Fourth Proportional to 16,362.80, 22,580.34 and 9,648.71

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Solution

The fourth proportional to 16,362.80, 22,580.34 and 9,648.71 is: 13,315.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,362.80 : 22,580.34 = 9,648.71 : x
  2. Step 2: Convert to fraction form
    16,362.80/22,580.34 = 9,648.71/x
  3. Step 3: Cross multiply
    16,362.80x = 22,580.34 × 9,648.71
  4. Step 4: Simplify right side
    16,362.80x = 217,871,152.36
  5. Step 5: Solve for x
    x = 217,871,152.36/16,362.80
  6. Step 6: Final answer
    x = 13,315.03

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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.