Home / 14,465.28-21,699.36-6,676.32

Finding the Fourth Proportional to 14,465.28, 21,699.36 and 6,676.32

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Solution

The fourth proportional to 14,465.28, 21,699.36 and 6,676.32 is: 10,015.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,465.28 : 21,699.36 = 6,676.32 : x
  2. Step 2: Convert to fraction form
    14,465.28/21,699.36 = 6,676.32/x
  3. Step 3: Cross multiply
    14,465.28x = 21,699.36 × 6,676.32
  4. Step 4: Simplify right side
    14,465.28x = 144,871,871.16
  5. Step 5: Solve for x
    x = 144,871,871.16/14,465.28
  6. Step 6: Final answer
    x = 10,015.14

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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.