Home / 28,597.48-42,925.25-13,818.83

Finding the Fourth Proportional to 28,597.48, 42,925.25 and 13,818.83

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Solution

The fourth proportional to 28,597.48, 42,925.25 and 13,818.83 is: 20,742.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,597.48 : 42,925.25 = 13,818.83 : x
  2. Step 2: Convert to fraction form
    28,597.48/42,925.25 = 13,818.83/x
  3. Step 3: Cross multiply
    28,597.48x = 42,925.25 × 13,818.83
  4. Step 4: Simplify right side
    28,597.48x = 593,176,552.38
  5. Step 5: Solve for x
    x = 593,176,552.38/28,597.48
  6. Step 6: Final answer
    x = 20,742.27

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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.