Home / 14,040.18-21,042.04-5,710.50

Finding the Fourth Proportional to 14,040.18, 21,042.04 and 5,710.50

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Solution

The fourth proportional to 14,040.18, 21,042.04 and 5,710.50 is: 8,558.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.18 : 21,042.04 = 5,710.50 : x
  2. Step 2: Convert to fraction form
    14,040.18/21,042.04 = 5,710.50/x
  3. Step 3: Cross multiply
    14,040.18x = 21,042.04 × 5,710.50
  4. Step 4: Simplify right side
    14,040.18x = 120,160,569.42
  5. Step 5: Solve for x
    x = 120,160,569.42/14,040.18
  6. Step 6: Final answer
    x = 8,558.34

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1.5x scale

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.