Home / 42,325.94-63,464.61-12,735.02

Finding the Fourth Proportional to 42,325.94, 63,464.61 and 12,735.02

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Solution

The fourth proportional to 42,325.94, 63,464.61 and 12,735.02 is: 19,095.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,325.94 : 63,464.61 = 12,735.02 : x
  2. Step 2: Convert to fraction form
    42,325.94/63,464.61 = 12,735.02/x
  3. Step 3: Cross multiply
    42,325.94x = 63,464.61 × 12,735.02
  4. Step 4: Simplify right side
    42,325.94x = 808,223,284.06
  5. Step 5: Solve for x
    x = 808,223,284.06/42,325.94
  6. Step 6: Final answer
    x = 19,095.22

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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.