Home / 14,424.69-21,650.40-8,888.85

Finding the Fourth Proportional to 14,424.69, 21,650.40 and 8,888.85

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Solution

The fourth proportional to 14,424.69, 21,650.40 and 8,888.85 is: 13,341.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,424.69 : 21,650.40 = 8,888.85 : x
  2. Step 2: Convert to fraction form
    14,424.69/21,650.40 = 8,888.85/x
  3. Step 3: Cross multiply
    14,424.69x = 21,650.40 × 8,888.85
  4. Step 4: Simplify right side
    14,424.69x = 192,447,158.04
  5. Step 5: Solve for x
    x = 192,447,158.04/14,424.69
  6. Step 6: Final answer
    x = 13,341.51

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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.