Home / 12,007.10-16,567.71-6,970.19

Finding the Fourth Proportional to 12,007.10, 16,567.71 and 6,970.19

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Solution

The fourth proportional to 12,007.10, 16,567.71 and 6,970.19 is: 9,617.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,007.10 : 16,567.71 = 6,970.19 : x
  2. Step 2: Convert to fraction form
    12,007.10/16,567.71 = 6,970.19/x
  3. Step 3: Cross multiply
    12,007.10x = 16,567.71 × 6,970.19
  4. Step 4: Simplify right side
    12,007.10x = 115,480,003.73
  5. Step 5: Solve for x
    x = 115,480,003.73/12,007.10
  6. Step 6: Final answer
    x = 9,617.65

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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.