Home / 35,631.63-53,412.21-16,878.71

Finding the Fourth Proportional to 35,631.63, 53,412.21 and 16,878.71

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Solution

The fourth proportional to 35,631.63, 53,412.21 and 16,878.71 is: 25,301.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,631.63 : 53,412.21 = 16,878.71 : x
  2. Step 2: Convert to fraction form
    35,631.63/53,412.21 = 16,878.71/x
  3. Step 3: Cross multiply
    35,631.63x = 53,412.21 × 16,878.71
  4. Step 4: Simplify right side
    35,631.63x = 901,529,336.58
  5. Step 5: Solve for x
    x = 901,529,336.58/35,631.63
  6. Step 6: Final answer
    x = 25,301.38

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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.