Home / 14,543.58-21,807.45-5,182.14

Finding the Fourth Proportional to 14,543.58, 21,807.45 and 5,182.14

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Solution

The fourth proportional to 14,543.58, 21,807.45 and 5,182.14 is: 7,770.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,543.58 : 21,807.45 = 5,182.14 : x
  2. Step 2: Convert to fraction form
    14,543.58/21,807.45 = 5,182.14/x
  3. Step 3: Cross multiply
    14,543.58x = 21,807.45 × 5,182.14
  4. Step 4: Simplify right side
    14,543.58x = 113,009,258.94
  5. Step 5: Solve for x
    x = 113,009,258.94/14,543.58
  6. Step 6: Final answer
    x = 7,770.39

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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.