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Finding the Fourth Proportional to 18,048.77, 24,907.07 and 10,090.91

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Solution

The fourth proportional to 18,048.77, 24,907.07 and 10,090.91 is: 13,925.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048.77 : 24,907.07 = 10,090.91 : x
  2. Step 2: Convert to fraction form
    18,048.77/24,907.07 = 10,090.91/x
  3. Step 3: Cross multiply
    18,048.77x = 24,907.07 × 10,090.91
  4. Step 4: Simplify right side
    18,048.77x = 251,334,951.28
  5. Step 5: Solve for x
    x = 251,334,951.28/18,048.77
  6. Step 6: Final answer
    x = 13,925.32

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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.