Home / 14,221.58-21,332.68-4,360.64

Finding the Fourth Proportional to 14,221.58, 21,332.68 and 4,360.64

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Solution

The fourth proportional to 14,221.58, 21,332.68 and 4,360.64 is: 6,541.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221.58 : 21,332.68 = 4,360.64 : x
  2. Step 2: Convert to fraction form
    14,221.58/21,332.68 = 4,360.64/x
  3. Step 3: Cross multiply
    14,221.58x = 21,332.68 × 4,360.64
  4. Step 4: Simplify right side
    14,221.58x = 93,024,196.50
  5. Step 5: Solve for x
    x = 93,024,196.50/14,221.58
  6. Step 6: Final answer
    x = 6,541.06

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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.