Home / 35,829.14-49,448.22-21,681.68

Finding the Fourth Proportional to 35,829.14, 49,448.22 and 21,681.68

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Solution

The fourth proportional to 35,829.14, 49,448.22 and 21,681.68 is: 29,923.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,829.14 : 49,448.22 = 21,681.68 : x
  2. Step 2: Convert to fraction form
    35,829.14/49,448.22 = 21,681.68/x
  3. Step 3: Cross multiply
    35,829.14x = 49,448.22 × 21,681.68
  4. Step 4: Simplify right side
    35,829.14x = 1,072,120,482.61
  5. Step 5: Solve for x
    x = 1,072,120,482.61/35,829.14
  6. Step 6: Final answer
    x = 29,923.14

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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.