Home / 14,006.70-21,010.05-10,896.30

Finding the Fourth Proportional to 14,006.70, 21,010.05 and 10,896.30

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Solution

The fourth proportional to 14,006.70, 21,010.05 and 10,896.30 is: 16,344.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,006.70 : 21,010.05 = 10,896.30 : x
  2. Step 2: Convert to fraction form
    14,006.70/21,010.05 = 10,896.30/x
  3. Step 3: Cross multiply
    14,006.70x = 21,010.05 × 10,896.30
  4. Step 4: Simplify right side
    14,006.70x = 228,931,807.82
  5. Step 5: Solve for x
    x = 228,931,807.82/14,006.70
  6. Step 6: Final answer
    x = 16,344.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.