Home / 16,439.95-22,686.67-9,269.80

Finding the Fourth Proportional to 16,439.95, 22,686.67 and 9,269.80

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Solution

The fourth proportional to 16,439.95, 22,686.67 and 9,269.80 is: 12,792.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,439.95 : 22,686.67 = 9,269.80 : x
  2. Step 2: Convert to fraction form
    16,439.95/22,686.67 = 9,269.80/x
  3. Step 3: Cross multiply
    16,439.95x = 22,686.67 × 9,269.80
  4. Step 4: Simplify right side
    16,439.95x = 210,300,893.57
  5. Step 5: Solve for x
    x = 210,300,893.57/16,439.95
  6. Step 6: Final answer
    x = 12,792.06

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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.