Home / 14,275.55-21,415.61-4,913.27

Finding the Fourth Proportional to 14,275.55, 21,415.61 and 4,913.27

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Solution

The fourth proportional to 14,275.55, 21,415.61 and 4,913.27 is: 7,370.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275.55 : 21,415.61 = 4,913.27 : x
  2. Step 2: Convert to fraction form
    14,275.55/21,415.61 = 4,913.27/x
  3. Step 3: Cross multiply
    14,275.55x = 21,415.61 × 4,913.27
  4. Step 4: Simplify right side
    14,275.55x = 105,220,659.66
  5. Step 5: Solve for x
    x = 105,220,659.66/14,275.55
  6. Step 6: Final answer
    x = 7,370.69

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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.