Home / 13,559.98-18,699.63-10,574.73

Finding the Fourth Proportional to 13,559.98, 18,699.63 and 10,574.73

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Solution

The fourth proportional to 13,559.98, 18,699.63 and 10,574.73 is: 14,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,559.98 : 18,699.63 = 10,574.73 : x
  2. Step 2: Convert to fraction form
    13,559.98/18,699.63 = 10,574.73/x
  3. Step 3: Cross multiply
    13,559.98x = 18,699.63 × 10,574.73
  4. Step 4: Simplify right side
    13,559.98x = 197,743,538.35
  5. Step 5: Solve for x
    x = 197,743,538.35/13,559.98
  6. Step 6: Final answer
    x = 14,582.88

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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.