Home / 14,331.29-21,488.63-5,555.93

Finding the Fourth Proportional to 14,331.29, 21,488.63 and 5,555.93

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Solution

The fourth proportional to 14,331.29, 21,488.63 and 5,555.93 is: 8,330.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,331.29 : 21,488.63 = 5,555.93 : x
  2. Step 2: Convert to fraction form
    14,331.29/21,488.63 = 5,555.93/x
  3. Step 3: Cross multiply
    14,331.29x = 21,488.63 × 5,555.93
  4. Step 4: Simplify right side
    14,331.29x = 119,389,188.85
  5. Step 5: Solve for x
    x = 119,389,188.85/14,331.29
  6. Step 6: Final answer
    x = 8,330.67

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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.