Home / 42,345.64-63,509.19-17,361.10

Finding the Fourth Proportional to 42,345.64, 63,509.19 and 17,361.10

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Solution

The fourth proportional to 42,345.64, 63,509.19 and 17,361.10 is: 26,037.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,345.64 : 63,509.19 = 17,361.10 : x
  2. Step 2: Convert to fraction form
    42,345.64/63,509.19 = 17,361.10/x
  3. Step 3: Cross multiply
    42,345.64x = 63,509.19 × 17,361.10
  4. Step 4: Simplify right side
    42,345.64x = 1,102,589,398.51
  5. Step 5: Solve for x
    x = 1,102,589,398.51/42,345.64
  6. Step 6: Final answer
    x = 26,037.85

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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.