Home / 35,835.84-49,456.80-21,692.16

Finding the Fourth Proportional to 35,835.84, 49,456.80 and 21,692.16

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Solution

The fourth proportional to 35,835.84, 49,456.80 and 21,692.16 is: 29,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,835.84 : 49,456.80 = 21,692.16 : x
  2. Step 2: Convert to fraction form
    35,835.84/49,456.80 = 21,692.16/x
  3. Step 3: Cross multiply
    35,835.84x = 49,456.80 × 21,692.16
  4. Step 4: Simplify right side
    35,835.84x = 1,072,824,818.69
  5. Step 5: Solve for x
    x = 1,072,824,818.69/35,835.84
  6. Step 6: Final answer
    x = 29,937.20

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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.