Home / 14,012.04-21,018.60-4,652.88

Finding the Fourth Proportional to 14,012.04, 21,018.60 and 4,652.88

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Solution

The fourth proportional to 14,012.04, 21,018.60 and 4,652.88 is: 6,979.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.04 : 21,018.60 = 4,652.88 : x
  2. Step 2: Convert to fraction form
    14,012.04/21,018.60 = 4,652.88/x
  3. Step 3: Cross multiply
    14,012.04x = 21,018.60 × 4,652.88
  4. Step 4: Simplify right side
    14,012.04x = 97,797,023.57
  5. Step 5: Solve for x
    x = 97,797,023.57/14,012.04
  6. Step 6: Final answer
    x = 6,979.50

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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.