Home / 35,386.56-48,833.28-21,953.52

Finding the Fourth Proportional to 35,386.56, 48,833.28 and 21,953.52

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Solution

The fourth proportional to 35,386.56, 48,833.28 and 21,953.52 is: 30,295.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,386.56 : 48,833.28 = 21,953.52 : x
  2. Step 2: Convert to fraction form
    35,386.56/48,833.28 = 21,953.52/x
  3. Step 3: Cross multiply
    35,386.56x = 48,833.28 × 21,953.52
  4. Step 4: Simplify right side
    35,386.56x = 1,072,062,389.15
  5. Step 5: Solve for x
    x = 1,072,062,389.15/35,386.56
  6. Step 6: Final answer
    x = 30,295.75

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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.