Home / 48,343.84-72,516.56-13,283.28

Finding the Fourth Proportional to 48,343.84, 72,516.56 and 13,283.28

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Solution

The fourth proportional to 48,343.84, 72,516.56 and 13,283.28 is: 19,925.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,343.84 : 72,516.56 = 13,283.28 : x
  2. Step 2: Convert to fraction form
    48,343.84/72,516.56 = 13,283.28/x
  3. Step 3: Cross multiply
    48,343.84x = 72,516.56 × 13,283.28
  4. Step 4: Simplify right side
    48,343.84x = 963,257,771.12
  5. Step 5: Solve for x
    x = 963,257,771.12/48,343.84
  6. Step 6: Final answer
    x = 19,925.14

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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.