Home / 30,008.84-41,412.51-16,579.76

Finding the Fourth Proportional to 30,008.84, 41,412.51 and 16,579.76

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Solution

The fourth proportional to 30,008.84, 41,412.51 and 16,579.76 is: 22,880.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,008.84 : 41,412.51 = 16,579.76 : x
  2. Step 2: Convert to fraction form
    30,008.84/41,412.51 = 16,579.76/x
  3. Step 3: Cross multiply
    30,008.84x = 41,412.51 × 16,579.76
  4. Step 4: Simplify right side
    30,008.84x = 686,609,269.74
  5. Step 5: Solve for x
    x = 686,609,269.74/30,008.84
  6. Step 6: Final answer
    x = 22,880.24

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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.