Home / 14,254.02-19,670.67-7,966.80

Finding the Fourth Proportional to 14,254.02, 19,670.67 and 7,966.80

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Solution

The fourth proportional to 14,254.02, 19,670.67 and 7,966.80 is: 10,994.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.02 : 19,670.67 = 7,966.80 : x
  2. Step 2: Convert to fraction form
    14,254.02/19,670.67 = 7,966.80/x
  3. Step 3: Cross multiply
    14,254.02x = 19,670.67 × 7,966.80
  4. Step 4: Simplify right side
    14,254.02x = 156,712,293.76
  5. Step 5: Solve for x
    x = 156,712,293.76/14,254.02
  6. Step 6: Final answer
    x = 10,994.25

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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.