Home / 14,014.47-21,016.46-4,652.76

Finding the Fourth Proportional to 14,014.47, 21,016.46 and 4,652.76

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Solution

The fourth proportional to 14,014.47, 21,016.46 and 4,652.76 is: 6,977.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.47 : 21,016.46 = 4,652.76 : x
  2. Step 2: Convert to fraction form
    14,014.47/21,016.46 = 4,652.76/x
  3. Step 3: Cross multiply
    14,014.47x = 21,016.46 × 4,652.76
  4. Step 4: Simplify right side
    14,014.47x = 97,784,521.17
  5. Step 5: Solve for x
    x = 97,784,521.17/14,014.47
  6. Step 6: Final answer
    x = 6,977.40

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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.