Home / 14,538.42-20,073.15-9,765.63

Finding the Fourth Proportional to 14,538.42, 20,073.15 and 9,765.63

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Solution

The fourth proportional to 14,538.42, 20,073.15 and 9,765.63 is: 13,483.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,538.42 : 20,073.15 = 9,765.63 : x
  2. Step 2: Convert to fraction form
    14,538.42/20,073.15 = 9,765.63/x
  3. Step 3: Cross multiply
    14,538.42x = 20,073.15 × 9,765.63
  4. Step 4: Simplify right side
    14,538.42x = 196,026,955.83
  5. Step 5: Solve for x
    x = 196,026,955.83/14,538.42
  6. Step 6: Final answer
    x = 13,483.37

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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.