Home / 14,402.41-21,596.73-7,385.78

Finding the Fourth Proportional to 14,402.41, 21,596.73 and 7,385.78

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Solution

The fourth proportional to 14,402.41, 21,596.73 and 7,385.78 is: 11,075.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,402.41 : 21,596.73 = 7,385.78 : x
  2. Step 2: Convert to fraction form
    14,402.41/21,596.73 = 7,385.78/x
  3. Step 3: Cross multiply
    14,402.41x = 21,596.73 × 7,385.78
  4. Step 4: Simplify right side
    14,402.41x = 159,508,722.79
  5. Step 5: Solve for x
    x = 159,508,722.79/14,402.41
  6. Step 6: Final answer
    x = 11,075.14

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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.