Home / 14,836.58-20,484.02-13,240.49

Finding the Fourth Proportional to 14,836.58, 20,484.02 and 13,240.49

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Solution

The fourth proportional to 14,836.58, 20,484.02 and 13,240.49 is: 18,280.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,836.58 : 20,484.02 = 13,240.49 : x
  2. Step 2: Convert to fraction form
    14,836.58/20,484.02 = 13,240.49/x
  3. Step 3: Cross multiply
    14,836.58x = 20,484.02 × 13,240.49
  4. Step 4: Simplify right side
    14,836.58x = 271,218,392.65
  5. Step 5: Solve for x
    x = 271,218,392.65/14,836.58
  6. Step 6: Final answer
    x = 18,280.39

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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.