Home / 13,325.16-19,988.06-4,560

Finding the Fourth Proportional to 13,325.16, 19,988.06 and 4,560

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Solution

The fourth proportional to 13,325.16, 19,988.06 and 4,560 is: 6,840.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325.16 : 19,988.06 = 4,560 : x
  2. Step 2: Convert to fraction form
    13,325.16/19,988.06 = 4,560/x
  3. Step 3: Cross multiply
    13,325.16x = 19,988.06 × 4,560
  4. Step 4: Simplify right side
    13,325.16x = 91,145,553.60
  5. Step 5: Solve for x
    x = 91,145,553.60/13,325.16
  6. Step 6: Final answer
    x = 6,840.11

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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.