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Finding the Fourth Proportional to 35,602.80, 53,430.49 and 16,882.90

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Solution

The fourth proportional to 35,602.80, 53,430.49 and 16,882.90 is: 25,336.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,602.80 : 53,430.49 = 16,882.90 : x
  2. Step 2: Convert to fraction form
    35,602.80/53,430.49 = 16,882.90/x
  3. Step 3: Cross multiply
    35,602.80x = 53,430.49 × 16,882.90
  4. Step 4: Simplify right side
    35,602.80x = 902,061,744.38
  5. Step 5: Solve for x
    x = 902,061,744.38/35,602.80
  6. Step 6: Final answer
    x = 25,336.82

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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.