Home / 43,219.00-64,836.35-21,032.39

Finding the Fourth Proportional to 43,219.00, 64,836.35 and 21,032.39

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Solution

The fourth proportional to 43,219.00, 64,836.35 and 21,032.39 is: 31,552.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,219.00 : 64,836.35 = 21,032.39 : x
  2. Step 2: Convert to fraction form
    43,219.00/64,836.35 = 21,032.39/x
  3. Step 3: Cross multiply
    43,219.00x = 64,836.35 × 21,032.39
  4. Step 4: Simplify right side
    43,219.00x = 1,363,663,535.18
  5. Step 5: Solve for x
    x = 1,363,663,535.18/43,219.00
  6. Step 6: Final answer
    x = 31,552.41

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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.