Home / 50,669.13-75,962.70-21,109.17

Finding the Fourth Proportional to 50,669.13, 75,962.70 and 21,109.17

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Solution

The fourth proportional to 50,669.13, 75,962.70 and 21,109.17 is: 31,646.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,669.13 : 75,962.70 = 21,109.17 : x
  2. Step 2: Convert to fraction form
    50,669.13/75,962.70 = 21,109.17/x
  3. Step 3: Cross multiply
    50,669.13x = 75,962.70 × 21,109.17
  4. Step 4: Simplify right side
    50,669.13x = 1,603,509,547.96
  5. Step 5: Solve for x
    x = 1,603,509,547.96/50,669.13
  6. Step 6: Final answer
    x = 31,646.68

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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.