Home / 40,929.84-61,407.72-14,634

Finding the Fourth Proportional to 40,929.84, 61,407.72 and 14,634

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Solution

The fourth proportional to 40,929.84, 61,407.72 and 14,634 is: 21,955.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,929.84 : 61,407.72 = 14,634 : x
  2. Step 2: Convert to fraction form
    40,929.84/61,407.72 = 14,634/x
  3. Step 3: Cross multiply
    40,929.84x = 61,407.72 × 14,634
  4. Step 4: Simplify right side
    40,929.84x = 898,640,574.48
  5. Step 5: Solve for x
    x = 898,640,574.48/40,929.84
  6. Step 6: Final answer
    x = 21,955.63

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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.