Home / 35,801.40-49,397.36-21,465.62

Finding the Fourth Proportional to 35,801.40, 49,397.36 and 21,465.62

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Solution

The fourth proportional to 35,801.40, 49,397.36 and 21,465.62 is: 29,617.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,801.40 : 49,397.36 = 21,465.62 : x
  2. Step 2: Convert to fraction form
    35,801.40/49,397.36 = 21,465.62/x
  3. Step 3: Cross multiply
    35,801.40x = 49,397.36 × 21,465.62
  4. Step 4: Simplify right side
    35,801.40x = 1,060,344,958.76
  5. Step 5: Solve for x
    x = 1,060,344,958.76/35,801.40
  6. Step 6: Final answer
    x = 29,617.42

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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.