Home / 35,154.84-52,740.72-14,378.40

Finding the Fourth Proportional to 35,154.84, 52,740.72 and 14,378.40

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Solution

The fourth proportional to 35,154.84, 52,740.72 and 14,378.40 is: 21,571.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,154.84 : 52,740.72 = 14,378.40 : x
  2. Step 2: Convert to fraction form
    35,154.84/52,740.72 = 14,378.40/x
  3. Step 3: Cross multiply
    35,154.84x = 52,740.72 × 14,378.40
  4. Step 4: Simplify right side
    35,154.84x = 758,327,168.45
  5. Step 5: Solve for x
    x = 758,327,168.45/35,154.84
  6. Step 6: Final answer
    x = 21,571.06

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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.