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Finding the Fourth Proportional to 35,933.04, 53,898.40 and 9,636.40

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Solution

The fourth proportional to 35,933.04, 53,898.40 and 9,636.40 is: 14,454.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,933.04 : 53,898.40 = 9,636.40 : x
  2. Step 2: Convert to fraction form
    35,933.04/53,898.40 = 9,636.40/x
  3. Step 3: Cross multiply
    35,933.04x = 53,898.40 × 9,636.40
  4. Step 4: Simplify right side
    35,933.04x = 519,386,541.76
  5. Step 5: Solve for x
    x = 519,386,541.76/35,933.04
  6. Step 6: Final answer
    x = 14,454.29

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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.