Home / 42,682.37-64,018.76-16,368.66

Finding the Fourth Proportional to 42,682.37, 64,018.76 and 16,368.66

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Solution

The fourth proportional to 42,682.37, 64,018.76 and 16,368.66 is: 24,551.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,682.37 : 64,018.76 = 16,368.66 : x
  2. Step 2: Convert to fraction form
    42,682.37/64,018.76 = 16,368.66/x
  3. Step 3: Cross multiply
    42,682.37x = 64,018.76 × 16,368.66
  4. Step 4: Simplify right side
    42,682.37x = 1,047,901,234.22
  5. Step 5: Solve for x
    x = 1,047,901,234.22/42,682.37
  6. Step 6: Final answer
    x = 24,551.15

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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.