Home / 42,999.29-64,523.84-18,037.11

Finding the Fourth Proportional to 42,999.29, 64,523.84 and 18,037.11

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Solution

The fourth proportional to 42,999.29, 64,523.84 and 18,037.11 is: 27,066.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,999.29 : 64,523.84 = 18,037.11 : x
  2. Step 2: Convert to fraction form
    42,999.29/64,523.84 = 18,037.11/x
  3. Step 3: Cross multiply
    42,999.29x = 64,523.84 × 18,037.11
  4. Step 4: Simplify right side
    42,999.29x = 1,163,823,509.52
  5. Step 5: Solve for x
    x = 1,163,823,509.52/42,999.29
  6. Step 6: Final answer
    x = 27,066.11

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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.