Home / 35,172.16-48,541.48-20,068.55

Finding the Fourth Proportional to 35,172.16, 48,541.48 and 20,068.55

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Solution

The fourth proportional to 35,172.16, 48,541.48 and 20,068.55 is: 27,696.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,172.16 : 48,541.48 = 20,068.55 : x
  2. Step 2: Convert to fraction form
    35,172.16/48,541.48 = 20,068.55/x
  3. Step 3: Cross multiply
    35,172.16x = 48,541.48 × 20,068.55
  4. Step 4: Simplify right side
    35,172.16x = 974,157,007.61
  5. Step 5: Solve for x
    x = 974,157,007.61/35,172.16
  6. Step 6: Final answer
    x = 27,696.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.