Home / 14,420.56-21,630.88-4,032.40

Finding the Fourth Proportional to 14,420.56, 21,630.88 and 4,032.40

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Solution

The fourth proportional to 14,420.56, 21,630.88 and 4,032.40 is: 6,048.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420.56 : 21,630.88 = 4,032.40 : x
  2. Step 2: Convert to fraction form
    14,420.56/21,630.88 = 4,032.40/x
  3. Step 3: Cross multiply
    14,420.56x = 21,630.88 × 4,032.40
  4. Step 4: Simplify right side
    14,420.56x = 87,224,360.51
  5. Step 5: Solve for x
    x = 87,224,360.51/14,420.56
  6. Step 6: Final answer
    x = 6,048.61

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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.