Home / 14,050.61-21,086.30-6,655.10

Finding the Fourth Proportional to 14,050.61, 21,086.30 and 6,655.10

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Solution

The fourth proportional to 14,050.61, 21,086.30 and 6,655.10 is: 9,987.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,050.61 : 21,086.30 = 6,655.10 : x
  2. Step 2: Convert to fraction form
    14,050.61/21,086.30 = 6,655.10/x
  3. Step 3: Cross multiply
    14,050.61x = 21,086.30 × 6,655.10
  4. Step 4: Simplify right side
    14,050.61x = 140,331,504.48
  5. Step 5: Solve for x
    x = 140,331,504.48/14,050.61
  6. Step 6: Final answer
    x = 9,987.58

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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.