Home / 14,438.10-21,657.96-13,652.67

Finding the Fourth Proportional to 14,438.10, 21,657.96 and 13,652.67

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Solution

The fourth proportional to 14,438.10, 21,657.96 and 13,652.67 is: 20,479.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.10 : 21,657.96 = 13,652.67 : x
  2. Step 2: Convert to fraction form
    14,438.10/21,657.96 = 13,652.67/x
  3. Step 3: Cross multiply
    14,438.10x = 21,657.96 × 13,652.67
  4. Step 4: Simplify right side
    14,438.10x = 295,688,980.75
  5. Step 5: Solve for x
    x = 295,688,980.75/14,438.10
  6. Step 6: Final answer
    x = 20,479.77

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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.