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Finding the Fourth Proportional to 35,915.79, 53,723.64 and 25,241.40

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Solution

The fourth proportional to 35,915.79, 53,723.64 and 25,241.40 is: 37,756.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,915.79 : 53,723.64 = 25,241.40 : x
  2. Step 2: Convert to fraction form
    35,915.79/53,723.64 = 25,241.40/x
  3. Step 3: Cross multiply
    35,915.79x = 53,723.64 × 25,241.40
  4. Step 4: Simplify right side
    35,915.79x = 1,356,059,886.70
  5. Step 5: Solve for x
    x = 1,356,059,886.70/35,915.79
  6. Step 6: Final answer
    x = 37,756.65

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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.