Home / 14,798.55-20,439.33-11,783.76

Finding the Fourth Proportional to 14,798.55, 20,439.33 and 11,783.76

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Solution

The fourth proportional to 14,798.55, 20,439.33 and 11,783.76 is: 16,275.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,798.55 : 20,439.33 = 11,783.76 : x
  2. Step 2: Convert to fraction form
    14,798.55/20,439.33 = 11,783.76/x
  3. Step 3: Cross multiply
    14,798.55x = 20,439.33 × 11,783.76
  4. Step 4: Simplify right side
    14,798.55x = 240,852,159.28
  5. Step 5: Solve for x
    x = 240,852,159.28/14,798.55
  6. Step 6: Final answer
    x = 16,275.39

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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.