Home / 14,483.02-19,986.65-8,196.70

Finding the Fourth Proportional to 14,483.02, 19,986.65 and 8,196.70

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Solution

The fourth proportional to 14,483.02, 19,986.65 and 8,196.70 is: 11,311.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,483.02 : 19,986.65 = 8,196.70 : x
  2. Step 2: Convert to fraction form
    14,483.02/19,986.65 = 8,196.70/x
  3. Step 3: Cross multiply
    14,483.02x = 19,986.65 × 8,196.70
  4. Step 4: Simplify right side
    14,483.02x = 163,824,574.06
  5. Step 5: Solve for x
    x = 163,824,574.06/14,483.02
  6. Step 6: Final answer
    x = 11,311.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.