Home / 42,941.84-64,405.46-11,352.24

Finding the Fourth Proportional to 42,941.84, 64,405.46 and 11,352.24

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Solution

The fourth proportional to 42,941.84, 64,405.46 and 11,352.24 is: 17,026.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,941.84 : 64,405.46 = 11,352.24 : x
  2. Step 2: Convert to fraction form
    42,941.84/64,405.46 = 11,352.24/x
  3. Step 3: Cross multiply
    42,941.84x = 64,405.46 × 11,352.24
  4. Step 4: Simplify right side
    42,941.84x = 731,146,182.47
  5. Step 5: Solve for x
    x = 731,146,182.47/42,941.84
  6. Step 6: Final answer
    x = 17,026.43

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1.5x scale

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.