Home / 16,385.40-24,551.70-14,830.20

Finding the Fourth Proportional to 16,385.40, 24,551.70 and 14,830.20

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Solution

The fourth proportional to 16,385.40, 24,551.70 and 14,830.20 is: 22,221.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,385.40 : 24,551.70 = 14,830.20 : x
  2. Step 2: Convert to fraction form
    16,385.40/24,551.70 = 14,830.20/x
  3. Step 3: Cross multiply
    16,385.40x = 24,551.70 × 14,830.20
  4. Step 4: Simplify right side
    16,385.40x = 364,106,621.34
  5. Step 5: Solve for x
    x = 364,106,621.34/16,385.40
  6. Step 6: Final answer
    x = 22,221.41

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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.