Home / 14,420.40-21,632.66-4,560.40

Finding the Fourth Proportional to 14,420.40, 21,632.66 and 4,560.40

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Solution

The fourth proportional to 14,420.40, 21,632.66 and 4,560.40 is: 6,841.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420.40 : 21,632.66 = 4,560.40 : x
  2. Step 2: Convert to fraction form
    14,420.40/21,632.66 = 4,560.40/x
  3. Step 3: Cross multiply
    14,420.40x = 21,632.66 × 4,560.40
  4. Step 4: Simplify right side
    14,420.40x = 98,653,582.66
  5. Step 5: Solve for x
    x = 98,653,582.66/14,420.40
  6. Step 6: Final answer
    x = 6,841.25

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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.