Home / 12,298.59-18,436.93-4,505.58

Finding the Fourth Proportional to 12,298.59, 18,436.93 and 4,505.58

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Solution

The fourth proportional to 12,298.59, 18,436.93 and 4,505.58 is: 6,754.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,298.59 : 18,436.93 = 4,505.58 : x
  2. Step 2: Convert to fraction form
    12,298.59/18,436.93 = 4,505.58/x
  3. Step 3: Cross multiply
    12,298.59x = 18,436.93 × 4,505.58
  4. Step 4: Simplify right side
    12,298.59x = 83,069,063.07
  5. Step 5: Solve for x
    x = 83,069,063.07/12,298.59
  6. Step 6: Final answer
    x = 6,754.36

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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.