Home / 14,090.41-21,138.95-4,602.68

Finding the Fourth Proportional to 14,090.41, 21,138.95 and 4,602.68

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Solution

The fourth proportional to 14,090.41, 21,138.95 and 4,602.68 is: 6,905.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,090.41 : 21,138.95 = 4,602.68 : x
  2. Step 2: Convert to fraction form
    14,090.41/21,138.95 = 4,602.68/x
  3. Step 3: Cross multiply
    14,090.41x = 21,138.95 × 4,602.68
  4. Step 4: Simplify right side
    14,090.41x = 97,295,822.39
  5. Step 5: Solve for x
    x = 97,295,822.39/14,090.41
  6. Step 6: Final answer
    x = 6,905.11

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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.