Home / 13,867.47-20,798.10-4,004.55

Finding the Fourth Proportional to 13,867.47, 20,798.10 and 4,004.55

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Solution

The fourth proportional to 13,867.47, 20,798.10 and 4,004.55 is: 6,005.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867.47 : 20,798.10 = 4,004.55 : x
  2. Step 2: Convert to fraction form
    13,867.47/20,798.10 = 4,004.55/x
  3. Step 3: Cross multiply
    13,867.47x = 20,798.10 × 4,004.55
  4. Step 4: Simplify right side
    13,867.47x = 83,287,031.36
  5. Step 5: Solve for x
    x = 83,287,031.36/13,867.47
  6. Step 6: Final answer
    x = 6,005.93

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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.