Home / 14,357.64-21,535.83-4,999.77

Finding the Fourth Proportional to 14,357.64, 21,535.83 and 4,999.77

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Solution

The fourth proportional to 14,357.64, 21,535.83 and 4,999.77 is: 7,499.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357.64 : 21,535.83 = 4,999.77 : x
  2. Step 2: Convert to fraction form
    14,357.64/21,535.83 = 4,999.77/x
  3. Step 3: Cross multiply
    14,357.64x = 21,535.83 × 4,999.77
  4. Step 4: Simplify right side
    14,357.64x = 107,674,196.76
  5. Step 5: Solve for x
    x = 107,674,196.76/14,357.64
  6. Step 6: Final answer
    x = 7,499.44

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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.