Home / 42,885.02-64,333.73-16,223.78

Finding the Fourth Proportional to 42,885.02, 64,333.73 and 16,223.78

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Solution

The fourth proportional to 42,885.02, 64,333.73 and 16,223.78 is: 24,338.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,885.02 : 64,333.73 = 16,223.78 : x
  2. Step 2: Convert to fraction form
    42,885.02/64,333.73 = 16,223.78/x
  3. Step 3: Cross multiply
    42,885.02x = 64,333.73 × 16,223.78
  4. Step 4: Simplify right side
    42,885.02x = 1,043,736,322.66
  5. Step 5: Solve for x
    x = 1,043,736,322.66/42,885.02
  6. Step 6: Final answer
    x = 24,338.02

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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.