Home / 35,431.54-53,156.49-10,470.58

Finding the Fourth Proportional to 35,431.54, 53,156.49 and 10,470.58

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Solution

The fourth proportional to 35,431.54, 53,156.49 and 10,470.58 is: 15,708.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,431.54 : 53,156.49 = 10,470.58 : x
  2. Step 2: Convert to fraction form
    35,431.54/53,156.49 = 10,470.58/x
  3. Step 3: Cross multiply
    35,431.54x = 53,156.49 × 10,470.58
  4. Step 4: Simplify right side
    35,431.54x = 556,579,281.06
  5. Step 5: Solve for x
    x = 556,579,281.06/35,431.54
  6. Step 6: Final answer
    x = 15,708.58

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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.