Home / 38,392.08-57,564.36-14,991

Finding the Fourth Proportional to 38,392.08, 57,564.36 and 14,991

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Solution

The fourth proportional to 38,392.08, 57,564.36 and 14,991 is: 22,477.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,392.08 : 57,564.36 = 14,991 : x
  2. Step 2: Convert to fraction form
    38,392.08/57,564.36 = 14,991/x
  3. Step 3: Cross multiply
    38,392.08x = 57,564.36 × 14,991
  4. Step 4: Simplify right side
    38,392.08x = 862,947,320.76
  5. Step 5: Solve for x
    x = 862,947,320.76/38,392.08
  6. Step 6: Final answer
    x = 22,477.22

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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.