Home / 19,316.86-26,657.85-10,818.96

Finding the Fourth Proportional to 19,316.86, 26,657.85 and 10,818.96

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Solution

The fourth proportional to 19,316.86, 26,657.85 and 10,818.96 is: 14,930.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,316.86 : 26,657.85 = 10,818.96 : x
  2. Step 2: Convert to fraction form
    19,316.86/26,657.85 = 10,818.96/x
  3. Step 3: Cross multiply
    19,316.86x = 26,657.85 × 10,818.96
  4. Step 4: Simplify right side
    19,316.86x = 288,410,079.55
  5. Step 5: Solve for x
    x = 288,410,079.55/19,316.86
  6. Step 6: Final answer
    x = 14,930.49

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Double scale
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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.