Home / 14,254.20-19,628.94-9,773.40

Finding the Fourth Proportional to 14,254.20, 19,628.94 and 9,773.40

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Solution

The fourth proportional to 14,254.20, 19,628.94 and 9,773.40 is: 13,458.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.20 : 19,628.94 = 9,773.40 : x
  2. Step 2: Convert to fraction form
    14,254.20/19,628.94 = 9,773.40/x
  3. Step 3: Cross multiply
    14,254.20x = 19,628.94 × 9,773.40
  4. Step 4: Simplify right side
    14,254.20x = 191,841,482.20
  5. Step 5: Solve for x
    x = 191,841,482.20/14,254.20
  6. Step 6: Final answer
    x = 13,458.59

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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.