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Finding the Fourth Proportional to 46,672.84, 70,009.98 and 13,395.88

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Solution

The fourth proportional to 46,672.84, 70,009.98 and 13,395.88 is: 20,094.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,672.84 : 70,009.98 = 13,395.88 : x
  2. Step 2: Convert to fraction form
    46,672.84/70,009.98 = 13,395.88/x
  3. Step 3: Cross multiply
    46,672.84x = 70,009.98 × 13,395.88
  4. Step 4: Simplify right side
    46,672.84x = 937,845,290.88
  5. Step 5: Solve for x
    x = 937,845,290.88/46,672.84
  6. Step 6: Final answer
    x = 20,094.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.