Home / 14,019.06-21,027.15-4,659.70

Finding the Fourth Proportional to 14,019.06, 21,027.15 and 4,659.70

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Solution

The fourth proportional to 14,019.06, 21,027.15 and 4,659.70 is: 6,989.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019.06 : 21,027.15 = 4,659.70 : x
  2. Step 2: Convert to fraction form
    14,019.06/21,027.15 = 4,659.70/x
  3. Step 3: Cross multiply
    14,019.06x = 21,027.15 × 4,659.70
  4. Step 4: Simplify right side
    14,019.06x = 97,980,210.86
  5. Step 5: Solve for x
    x = 97,980,210.86/14,019.06
  6. Step 6: Final answer
    x = 6,989.07

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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.