Home / 16,146.03-22,281.36-8,975.76

Finding the Fourth Proportional to 16,146.03, 22,281.36 and 8,975.76

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Solution

The fourth proportional to 16,146.03, 22,281.36 and 8,975.76 is: 12,386.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,146.03 : 22,281.36 = 8,975.76 : x
  2. Step 2: Convert to fraction form
    16,146.03/22,281.36 = 8,975.76/x
  3. Step 3: Cross multiply
    16,146.03x = 22,281.36 × 8,975.76
  4. Step 4: Simplify right side
    16,146.03x = 199,992,139.83
  5. Step 5: Solve for x
    x = 199,992,139.83/16,146.03
  6. Step 6: Final answer
    x = 12,386.46

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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.