Home / 14,559.30-20,066.94-9,770.58

Finding the Fourth Proportional to 14,559.30, 20,066.94 and 9,770.58

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Solution

The fourth proportional to 14,559.30, 20,066.94 and 9,770.58 is: 13,466.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,559.30 : 20,066.94 = 9,770.58 : x
  2. Step 2: Convert to fraction form
    14,559.30/20,066.94 = 9,770.58/x
  3. Step 3: Cross multiply
    14,559.30x = 20,066.94 × 9,770.58
  4. Step 4: Simplify right side
    14,559.30x = 196,065,642.63
  5. Step 5: Solve for x
    x = 196,065,642.63/14,559.30
  6. Step 6: Final answer
    x = 13,466.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.