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Finding the Fourth Proportional to 18,009, 24,852.76 and 10,459.53

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Solution

The fourth proportional to 18,009, 24,852.76 and 10,459.53 is: 14,434.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,009 : 24,852.76 = 10,459.53 : x
  2. Step 2: Convert to fraction form
    18,009/24,852.76 = 10,459.53/x
  3. Step 3: Cross multiply
    18,009x = 24,852.76 × 10,459.53
  4. Step 4: Simplify right side
    18,009x = 259,948,012.24
  5. Step 5: Solve for x
    x = 259,948,012.24/18,009
  6. Step 6: Final answer
    x = 14,434.34

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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.