Home / 17,720.28-24,455.01-10,166.56

Finding the Fourth Proportional to 17,720.28, 24,455.01 and 10,166.56

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Solution

The fourth proportional to 17,720.28, 24,455.01 and 10,166.56 is: 14,030.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.28 : 24,455.01 = 10,166.56 : x
  2. Step 2: Convert to fraction form
    17,720.28/24,455.01 = 10,166.56/x
  3. Step 3: Cross multiply
    17,720.28x = 24,455.01 × 10,166.56
  4. Step 4: Simplify right side
    17,720.28x = 248,623,303.45
  5. Step 5: Solve for x
    x = 248,623,303.45/17,720.28
  6. Step 6: Final answer
    x = 14,030.44

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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.