Home / 47,214.28-70,810.08-13,925.31

Finding the Fourth Proportional to 47,214.28, 70,810.08 and 13,925.31

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Solution

The fourth proportional to 47,214.28, 70,810.08 and 13,925.31 is: 20,884.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,214.28 : 70,810.08 = 13,925.31 : x
  2. Step 2: Convert to fraction form
    47,214.28/70,810.08 = 13,925.31/x
  3. Step 3: Cross multiply
    47,214.28x = 70,810.08 × 13,925.31
  4. Step 4: Simplify right side
    47,214.28x = 986,052,315.12
  5. Step 5: Solve for x
    x = 986,052,315.12/47,214.28
  6. Step 6: Final answer
    x = 20,884.62

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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.