Home / 14,612.12-21,923.27-4,618.40

Finding the Fourth Proportional to 14,612.12, 21,923.27 and 4,618.40

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Solution

The fourth proportional to 14,612.12, 21,923.27 and 4,618.40 is: 6,929.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.12 : 21,923.27 = 4,618.40 : x
  2. Step 2: Convert to fraction form
    14,612.12/21,923.27 = 4,618.40/x
  3. Step 3: Cross multiply
    14,612.12x = 21,923.27 × 4,618.40
  4. Step 4: Simplify right side
    14,612.12x = 101,250,430.17
  5. Step 5: Solve for x
    x = 101,250,430.17/14,612.12
  6. Step 6: Final answer
    x = 6,929.21

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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.