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Finding the Fourth Proportional to 35,604.17, 53,437.93 and 18,977.93

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Solution

The fourth proportional to 35,604.17, 53,437.93 and 18,977.93 is: 28,483.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,604.17 : 53,437.93 = 18,977.93 : x
  2. Step 2: Convert to fraction form
    35,604.17/53,437.93 = 18,977.93/x
  3. Step 3: Cross multiply
    35,604.17x = 53,437.93 × 18,977.93
  4. Step 4: Simplify right side
    35,604.17x = 1,014,140,932.81
  5. Step 5: Solve for x
    x = 1,014,140,932.81/35,604.17
  6. Step 6: Final answer
    x = 28,483.77

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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.