Home / 47,315.44-70,952.56-13,574.01

Finding the Fourth Proportional to 47,315.44, 70,952.56 and 13,574.01

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Solution

The fourth proportional to 47,315.44, 70,952.56 and 13,574.01 is: 20,355.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,315.44 : 70,952.56 = 13,574.01 : x
  2. Step 2: Convert to fraction form
    47,315.44/70,952.56 = 13,574.01/x
  3. Step 3: Cross multiply
    47,315.44x = 70,952.56 × 13,574.01
  4. Step 4: Simplify right side
    47,315.44x = 963,110,991.10
  5. Step 5: Solve for x
    x = 963,110,991.10/47,315.44
  6. Step 6: Final answer
    x = 20,355.11

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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.