Home / 14,114.02-19,477.20-7,740.97

Finding the Fourth Proportional to 14,114.02, 19,477.20 and 7,740.97

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Solution

The fourth proportional to 14,114.02, 19,477.20 and 7,740.97 is: 10,682.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.02 : 19,477.20 = 7,740.97 : x
  2. Step 2: Convert to fraction form
    14,114.02/19,477.20 = 7,740.97/x
  3. Step 3: Cross multiply
    14,114.02x = 19,477.20 × 7,740.97
  4. Step 4: Simplify right side
    14,114.02x = 150,772,420.88
  5. Step 5: Solve for x
    x = 150,772,420.88/14,114.02
  6. Step 6: Final answer
    x = 10,682.46

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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.