Home / 39,807.60-54,934.38-23,892

Finding the Fourth Proportional to 39,807.60, 54,934.38 and 23,892

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Solution

The fourth proportional to 39,807.60, 54,934.38 and 23,892 is: 32,970.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,807.60 : 54,934.38 = 23,892 : x
  2. Step 2: Convert to fraction form
    39,807.60/54,934.38 = 23,892/x
  3. Step 3: Cross multiply
    39,807.60x = 54,934.38 × 23,892
  4. Step 4: Simplify right side
    39,807.60x = 1,312,492,206.96
  5. Step 5: Solve for x
    x = 1,312,492,206.96/39,807.60
  6. Step 6: Final answer
    x = 32,970.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.