Home / 35,878.86-53,824.95-10,921.14

Finding the Fourth Proportional to 35,878.86, 53,824.95 and 10,921.14

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Solution

The fourth proportional to 35,878.86, 53,824.95 and 10,921.14 is: 16,383.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,878.86 : 53,824.95 = 10,921.14 : x
  2. Step 2: Convert to fraction form
    35,878.86/53,824.95 = 10,921.14/x
  3. Step 3: Cross multiply
    35,878.86x = 53,824.95 × 10,921.14
  4. Step 4: Simplify right side
    35,878.86x = 587,829,814.44
  5. Step 5: Solve for x
    x = 587,829,814.44/35,878.86
  6. Step 6: Final answer
    x = 16,383.74

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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.