Home / 17,157.02-23,677.01-13,384.44

Finding the Fourth Proportional to 17,157.02, 23,677.01 and 13,384.44

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Solution

The fourth proportional to 17,157.02, 23,677.01 and 13,384.44 is: 18,470.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,157.02 : 23,677.01 = 13,384.44 : x
  2. Step 2: Convert to fraction form
    17,157.02/23,677.01 = 13,384.44/x
  3. Step 3: Cross multiply
    17,157.02x = 23,677.01 × 13,384.44
  4. Step 4: Simplify right side
    17,157.02x = 316,903,502.99
  5. Step 5: Solve for x
    x = 316,903,502.99/17,157.02
  6. Step 6: Final answer
    x = 18,470.78

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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.