Home / 14,006.70-19,332.54-8,705.52

Finding the Fourth Proportional to 14,006.70, 19,332.54 and 8,705.52

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Solution

The fourth proportional to 14,006.70, 19,332.54 and 8,705.52 is: 12,015.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,006.70 : 19,332.54 = 8,705.52 : x
  2. Step 2: Convert to fraction form
    14,006.70/19,332.54 = 8,705.52/x
  3. Step 3: Cross multiply
    14,006.70x = 19,332.54 × 8,705.52
  4. Step 4: Simplify right side
    14,006.70x = 168,299,813.62
  5. Step 5: Solve for x
    x = 168,299,813.62/14,006.70
  6. Step 6: Final answer
    x = 12,015.66

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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.