Home / 14,030.45-21,045.70-11,237.05

Finding the Fourth Proportional to 14,030.45, 21,045.70 and 11,237.05

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Solution

The fourth proportional to 14,030.45, 21,045.70 and 11,237.05 is: 16,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.45 : 21,045.70 = 11,237.05 : x
  2. Step 2: Convert to fraction form
    14,030.45/21,045.70 = 11,237.05/x
  3. Step 3: Cross multiply
    14,030.45x = 21,045.70 × 11,237.05
  4. Step 4: Simplify right side
    14,030.45x = 236,491,583.19
  5. Step 5: Solve for x
    x = 236,491,583.19/14,030.45
  6. Step 6: Final answer
    x = 16,855.60

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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.