Home / 13,901.52-20,848.64-4,038.16

Finding the Fourth Proportional to 13,901.52, 20,848.64 and 4,038.16

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Solution

The fourth proportional to 13,901.52, 20,848.64 and 4,038.16 is: 6,056.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901.52 : 20,848.64 = 4,038.16 : x
  2. Step 2: Convert to fraction form
    13,901.52/20,848.64 = 4,038.16/x
  3. Step 3: Cross multiply
    13,901.52x = 20,848.64 × 4,038.16
  4. Step 4: Simplify right side
    13,901.52x = 84,190,144.10
  5. Step 5: Solve for x
    x = 84,190,144.10/13,901.52
  6. Step 6: Final answer
    x = 6,056.18

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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.