Home / 14,657.45-21,988.88-4,797.28

Finding the Fourth Proportional to 14,657.45, 21,988.88 and 4,797.28

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Solution

The fourth proportional to 14,657.45, 21,988.88 and 4,797.28 is: 7,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,657.45 : 21,988.88 = 4,797.28 : x
  2. Step 2: Convert to fraction form
    14,657.45/21,988.88 = 4,797.28/x
  3. Step 3: Cross multiply
    14,657.45x = 21,988.88 × 4,797.28
  4. Step 4: Simplify right side
    14,657.45x = 105,486,771.27
  5. Step 5: Solve for x
    x = 105,486,771.27/14,657.45
  6. Step 6: Final answer
    x = 7,196.80

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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.