Home / 35,639.88-53,424.60-16,886.94

Finding the Fourth Proportional to 35,639.88, 53,424.60 and 16,886.94

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Solution

The fourth proportional to 35,639.88, 53,424.60 and 16,886.94 is: 25,313.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,639.88 : 53,424.60 = 16,886.94 : x
  2. Step 2: Convert to fraction form
    35,639.88/53,424.60 = 16,886.94/x
  3. Step 3: Cross multiply
    35,639.88x = 53,424.60 × 16,886.94
  4. Step 4: Simplify right side
    35,639.88x = 902,178,014.72
  5. Step 5: Solve for x
    x = 902,178,014.72/35,639.88
  6. Step 6: Final answer
    x = 25,313.72

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1.5x scale

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.