Home / 30,586.74-45,899.58-13,056.72

Finding the Fourth Proportional to 30,586.74, 45,899.58 and 13,056.72

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Solution

The fourth proportional to 30,586.74, 45,899.58 and 13,056.72 is: 19,593.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,586.74 : 45,899.58 = 13,056.72 : x
  2. Step 2: Convert to fraction form
    30,586.74/45,899.58 = 13,056.72/x
  3. Step 3: Cross multiply
    30,586.74x = 45,899.58 × 13,056.72
  4. Step 4: Simplify right side
    30,586.74x = 599,297,964.18
  5. Step 5: Solve for x
    x = 599,297,964.18/30,586.74
  6. Step 6: Final answer
    x = 19,593.39

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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.