Home / 16,117.77-22,243.08-9,402.33

Finding the Fourth Proportional to 16,117.77, 22,243.08 and 9,402.33

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Solution

The fourth proportional to 16,117.77, 22,243.08 and 9,402.33 is: 12,975.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,117.77 : 22,243.08 = 9,402.33 : x
  2. Step 2: Convert to fraction form
    16,117.77/22,243.08 = 9,402.33/x
  3. Step 3: Cross multiply
    16,117.77x = 22,243.08 × 9,402.33
  4. Step 4: Simplify right side
    16,117.77x = 209,136,667.16
  5. Step 5: Solve for x
    x = 209,136,667.16/16,117.77
  6. Step 6: Final answer
    x = 12,975.54

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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.