Home / 14,370.66-21,555.36-5,607.18

Finding the Fourth Proportional to 14,370.66, 21,555.36 and 5,607.18

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Solution

The fourth proportional to 14,370.66, 21,555.36 and 5,607.18 is: 8,410.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370.66 : 21,555.36 = 5,607.18 : x
  2. Step 2: Convert to fraction form
    14,370.66/21,555.36 = 5,607.18/x
  3. Step 3: Cross multiply
    14,370.66x = 21,555.36 × 5,607.18
  4. Step 4: Simplify right side
    14,370.66x = 120,864,783.48
  5. Step 5: Solve for x
    x = 120,864,783.48/14,370.66
  6. Step 6: Final answer
    x = 8,410.52

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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.