Home / 17,261.10-23,802.81-16,256.61

Finding the Fourth Proportional to 17,261.10, 23,802.81 and 16,256.61

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Solution

The fourth proportional to 17,261.10, 23,802.81 and 16,256.61 is: 22,417.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,261.10 : 23,802.81 = 16,256.61 : x
  2. Step 2: Convert to fraction form
    17,261.10/23,802.81 = 16,256.61/x
  3. Step 3: Cross multiply
    17,261.10x = 23,802.81 × 16,256.61
  4. Step 4: Simplify right side
    17,261.10x = 386,952,999.07
  5. Step 5: Solve for x
    x = 386,952,999.07/17,261.10
  6. Step 6: Final answer
    x = 22,417.63

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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.