Home / 42,512.84-64,052.90-38,515.22

Finding the Fourth Proportional to 42,512.84, 64,052.90 and 38,515.22

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Solution

The fourth proportional to 42,512.84, 64,052.90 and 38,515.22 is: 58,029.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,512.84 : 64,052.90 = 38,515.22 : x
  2. Step 2: Convert to fraction form
    42,512.84/64,052.90 = 38,515.22/x
  3. Step 3: Cross multiply
    42,512.84x = 64,052.90 × 38,515.22
  4. Step 4: Simplify right side
    42,512.84x = 2,467,011,535.14
  5. Step 5: Solve for x
    x = 2,467,011,535.14/42,512.84
  6. Step 6: Final answer
    x = 58,029.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.