Home / 16,211.47-22,371.78-9,041.39

Finding the Fourth Proportional to 16,211.47, 22,371.78 and 9,041.39

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Solution

The fourth proportional to 16,211.47, 22,371.78 and 9,041.39 is: 12,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,211.47 : 22,371.78 = 9,041.39 : x
  2. Step 2: Convert to fraction form
    16,211.47/22,371.78 = 9,041.39/x
  3. Step 3: Cross multiply
    16,211.47x = 22,371.78 × 9,041.39
  4. Step 4: Simplify right side
    16,211.47x = 202,272,009.32
  5. Step 5: Solve for x
    x = 202,272,009.32/16,211.47
  6. Step 6: Final answer
    x = 12,477.10

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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.