Home / 35,740.88-49,315.28-21,593.76

Finding the Fourth Proportional to 35,740.88, 49,315.28 and 21,593.76

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Solution

The fourth proportional to 35,740.88, 49,315.28 and 21,593.76 is: 29,795.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,740.88 : 49,315.28 = 21,593.76 : x
  2. Step 2: Convert to fraction form
    35,740.88/49,315.28 = 21,593.76/x
  3. Step 3: Cross multiply
    35,740.88x = 49,315.28 × 21,593.76
  4. Step 4: Simplify right side
    35,740.88x = 1,064,902,320.65
  5. Step 5: Solve for x
    x = 1,064,902,320.65/35,740.88
  6. Step 6: Final answer
    x = 29,795.08

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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.