Home / 17,133.13-23,651.01-10,420.93

Finding the Fourth Proportional to 17,133.13, 23,651.01 and 10,420.93

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Solution

The fourth proportional to 17,133.13, 23,651.01 and 10,420.93 is: 14,385.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,133.13 : 23,651.01 = 10,420.93 : x
  2. Step 2: Convert to fraction form
    17,133.13/23,651.01 = 10,420.93/x
  3. Step 3: Cross multiply
    17,133.13x = 23,651.01 × 10,420.93
  4. Step 4: Simplify right side
    17,133.13x = 246,465,519.64
  5. Step 5: Solve for x
    x = 246,465,519.64/17,133.13
  6. Step 6: Final answer
    x = 14,385.32

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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.