Home / 14,159.08-21,238.54-4,925

Finding the Fourth Proportional to 14,159.08, 21,238.54 and 4,925

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Solution

The fourth proportional to 14,159.08, 21,238.54 and 4,925 is: 7,387.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,159.08 : 21,238.54 = 4,925 : x
  2. Step 2: Convert to fraction form
    14,159.08/21,238.54 = 4,925/x
  3. Step 3: Cross multiply
    14,159.08x = 21,238.54 × 4,925
  4. Step 4: Simplify right side
    14,159.08x = 104,599,809.50
  5. Step 5: Solve for x
    x = 104,599,809.50/14,159.08
  6. Step 6: Final answer
    x = 7,387.47

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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.