Home / 14,254.31-19,670.95-7,966.69

Finding the Fourth Proportional to 14,254.31, 19,670.95 and 7,966.69

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Solution

The fourth proportional to 14,254.31, 19,670.95 and 7,966.69 is: 10,994.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.31 : 19,670.95 = 7,966.69 : x
  2. Step 2: Convert to fraction form
    14,254.31/19,670.95 = 7,966.69/x
  3. Step 3: Cross multiply
    14,254.31x = 19,670.95 × 7,966.69
  4. Step 4: Simplify right side
    14,254.31x = 156,712,321.44
  5. Step 5: Solve for x
    x = 156,712,321.44/14,254.31
  6. Step 6: Final answer
    x = 10,994.03

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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.