Home / 35,528.84-49,025.63-21,189.45

Finding the Fourth Proportional to 35,528.84, 49,025.63 and 21,189.45

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Solution

The fourth proportional to 35,528.84, 49,025.63 and 21,189.45 is: 29,238.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,528.84 : 49,025.63 = 21,189.45 : x
  2. Step 2: Convert to fraction form
    35,528.84/49,025.63 = 21,189.45/x
  3. Step 3: Cross multiply
    35,528.84x = 49,025.63 × 21,189.45
  4. Step 4: Simplify right side
    35,528.84x = 1,038,826,029.66
  5. Step 5: Solve for x
    x = 1,038,826,029.66/35,528.84
  6. Step 6: Final answer
    x = 29,238.96

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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.