Home / 14,290.13-21,434.36-4,294.67

Finding the Fourth Proportional to 14,290.13, 21,434.36 and 4,294.67

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Solution

The fourth proportional to 14,290.13, 21,434.36 and 4,294.67 is: 6,441.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290.13 : 21,434.36 = 4,294.67 : x
  2. Step 2: Convert to fraction form
    14,290.13/21,434.36 = 4,294.67/x
  3. Step 3: Cross multiply
    14,290.13x = 21,434.36 × 4,294.67
  4. Step 4: Simplify right side
    14,290.13x = 92,053,374.22
  5. Step 5: Solve for x
    x = 92,053,374.22/14,290.13
  6. Step 6: Final answer
    x = 6,441.75

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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.