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Finding the Fourth Proportional to 35,606.40, 53,409.64 and 24,479.42

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Solution

The fourth proportional to 35,606.40, 53,409.64 and 24,479.42 is: 36,719.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,606.40 : 53,409.64 = 24,479.42 : x
  2. Step 2: Convert to fraction form
    35,606.40/53,409.64 = 24,479.42/x
  3. Step 3: Cross multiply
    35,606.40x = 53,409.64 × 24,479.42
  4. Step 4: Simplify right side
    35,606.40x = 1,307,437,009.61
  5. Step 5: Solve for x
    x = 1,307,437,009.61/35,606.40
  6. Step 6: Final answer
    x = 36,719.16

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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.