Home / 14,072.66-19,411.80-9,292.64

Finding the Fourth Proportional to 14,072.66, 19,411.80 and 9,292.64

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Solution

The fourth proportional to 14,072.66, 19,411.80 and 9,292.64 is: 12,818.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072.66 : 19,411.80 = 9,292.64 : x
  2. Step 2: Convert to fraction form
    14,072.66/19,411.80 = 9,292.64/x
  3. Step 3: Cross multiply
    14,072.66x = 19,411.80 × 9,292.64
  4. Step 4: Simplify right side
    14,072.66x = 180,386,869.15
  5. Step 5: Solve for x
    x = 180,386,869.15/14,072.66
  6. Step 6: Final answer
    x = 12,818.25

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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.