Home / 16,210.93-24,316.40-12,518.55

Finding the Fourth Proportional to 16,210.93, 24,316.40 and 12,518.55

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Solution

The fourth proportional to 16,210.93, 24,316.40 and 12,518.55 is: 18,777.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,210.93 : 24,316.40 = 12,518.55 : x
  2. Step 2: Convert to fraction form
    16,210.93/24,316.40 = 12,518.55/x
  3. Step 3: Cross multiply
    16,210.93x = 24,316.40 × 12,518.55
  4. Step 4: Simplify right side
    16,210.93x = 304,406,069.22
  5. Step 5: Solve for x
    x = 304,406,069.22/16,210.93
  6. Step 6: Final answer
    x = 18,777.83

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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.