Home / 42,686.75-64,037.01-16,034.81

Finding the Fourth Proportional to 42,686.75, 64,037.01 and 16,034.81

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Solution

The fourth proportional to 42,686.75, 64,037.01 and 16,034.81 is: 24,054.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,686.75 : 64,037.01 = 16,034.81 : x
  2. Step 2: Convert to fraction form
    42,686.75/64,037.01 = 16,034.81/x
  3. Step 3: Cross multiply
    42,686.75x = 64,037.01 × 16,034.81
  4. Step 4: Simplify right side
    42,686.75x = 1,026,820,968.13
  5. Step 5: Solve for x
    x = 1,026,820,968.13/42,686.75
  6. Step 6: Final answer
    x = 24,054.80

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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.