Home / 48,588.84-72,885.18-13,531.56

Finding the Fourth Proportional to 48,588.84, 72,885.18 and 13,531.56

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Solution

The fourth proportional to 48,588.84, 72,885.18 and 13,531.56 is: 20,297.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,588.84 : 72,885.18 = 13,531.56 : x
  2. Step 2: Convert to fraction form
    48,588.84/72,885.18 = 13,531.56/x
  3. Step 3: Cross multiply
    48,588.84x = 72,885.18 × 13,531.56
  4. Step 4: Simplify right side
    48,588.84x = 986,250,186.28
  5. Step 5: Solve for x
    x = 986,250,186.28/48,588.84
  6. Step 6: Final answer
    x = 20,297.87

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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.