Home / 47,039.84-64,915.45-25,529.78

Finding the Fourth Proportional to 47,039.84, 64,915.45 and 25,529.78

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Solution

The fourth proportional to 47,039.84, 64,915.45 and 25,529.78 is: 35,231.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,039.84 : 64,915.45 = 25,529.78 : x
  2. Step 2: Convert to fraction form
    47,039.84/64,915.45 = 25,529.78/x
  3. Step 3: Cross multiply
    47,039.84x = 64,915.45 × 25,529.78
  4. Step 4: Simplify right side
    47,039.84x = 1,657,276,890.42
  5. Step 5: Solve for x
    x = 1,657,276,890.42/47,039.84
  6. Step 6: Final answer
    x = 35,231.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.