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Finding the Fourth Proportional to 17,455.88, 24,090 and 16,225.76

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Solution

The fourth proportional to 17,455.88, 24,090 and 16,225.76 is: 22,392.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,455.88 : 24,090 = 16,225.76 : x
  2. Step 2: Convert to fraction form
    17,455.88/24,090 = 16,225.76/x
  3. Step 3: Cross multiply
    17,455.88x = 24,090 × 16,225.76
  4. Step 4: Simplify right side
    17,455.88x = 390,878,558.40
  5. Step 5: Solve for x
    x = 390,878,558.40/17,455.88
  6. Step 6: Final answer
    x = 22,392.37

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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.