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Finding the Fourth Proportional to 35,957.40, 53,864.90 and 16,956.01

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Solution

The fourth proportional to 35,957.40, 53,864.90 and 16,956.01 is: 25,400.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,957.40 : 53,864.90 = 16,956.01 : x
  2. Step 2: Convert to fraction form
    35,957.40/53,864.90 = 16,956.01/x
  3. Step 3: Cross multiply
    35,957.40x = 53,864.90 × 16,956.01
  4. Step 4: Simplify right side
    35,957.40x = 913,333,698.27
  5. Step 5: Solve for x
    x = 913,333,698.27/35,957.40
  6. Step 6: Final answer
    x = 25,400.44

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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.