Home / 14,421.66-21,630.60-4,561.92

Finding the Fourth Proportional to 14,421.66, 21,630.60 and 4,561.92

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Solution

The fourth proportional to 14,421.66, 21,630.60 and 4,561.92 is: 6,842.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421.66 : 21,630.60 = 4,561.92 : x
  2. Step 2: Convert to fraction form
    14,421.66/21,630.60 = 4,561.92/x
  3. Step 3: Cross multiply
    14,421.66x = 21,630.60 × 4,561.92
  4. Step 4: Simplify right side
    14,421.66x = 98,677,066.75
  5. Step 5: Solve for x
    x = 98,677,066.75/14,421.66
  6. Step 6: Final answer
    x = 6,842.28

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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.